Defense
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Defense
Defense or defence may refer to: Tactical, martial, and political acts or groups * Defense (military), forces primarily intended for warfare * Civil defense, the organizing of civilians to deal with emergencies or enemy attacks * Defense industry, industry which manufactures and sells weapons and military technology * Self-defense, the use of force to defend oneself * Haganah (Hebrew for "The Defence"), a paramilitary organization in British Palestine * National security, security of a nation state, its citizens, economy, and institutions, as a duty of government ** Defence diplomacy, pursuit of foreign policy objectives through the peaceful employment of defence resources ** Ministry of defence or department of defense, a part of government which regulates the armed forces ** Defence minister, a cabinet position in charge of a ministry of defense * International security, measures taken by states and international organizations to ensure mutual survival and safety Sports * Defe ...
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Defense (chess)
The opening is the initial stage of a chess game. It usually consists of established theory. The other phases are the middlegame and the endgame. Many opening sequences, known as ''openings'', have standard names such as " Sicilian Defense". ''The Oxford Companion to Chess'' lists 1,327 named openings and variants, and there are many others with varying degrees of common usage. Opening moves that are considered standard are referred to as "book moves", or simply "book". When a game begins to deviate from known opening theory, the players are said to be "out of book". In some openings, book lines have been worked out for over 30 moves, such as some lines in the classical King's Indian Defense and in the Najdorf Variation of the Sicilian Defense. Professional chess players spend years studying openings, and they continue doing so throughout their careers as opening theory continues to evolve. Players at the club level also study openings, but the importance of the opening ph ...
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Civil Defense
Civil defense or civil protection is an effort to protect the citizens of a state (generally non-combatants) from human-made and natural disasters. It uses the principles of emergency management: Risk management, prevention, mitigation, preparation, response, or emergency evacuation and recovery. Programs of this sort were initially discussed at least as early as the 1920s and were implemented in some countries during the 1930s as the threat of war and strategic bombing, aerial bombardment grew. Civil-defense structures became widespread after authorities recognised the threats posed by nuclear weapons. Since the end of the Cold War, the focus of civil defense has largely shifted from responding to military attack to dealing with emergencies and disasters in general. The new concept is characterised by a number of terms, each of which has its own specific shade of meaning, such as ''crisis management'', ''emergency management'', ''emergency preparedness'', ''Contingency plan, co ...
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Ministry Of Defence
A ministry of defence or defense (see American and British English spelling differences#-ce.2C -se, spelling differences), also known as a department of defence or defense, is the part of a government responsible for matters of defence and Military, military forces, found in Sovereign state, states where the government is divided into Ministry (government department), ministries or departments. Such a department usually includes all Military branch, branches of the military, and is usually controlled by a defence minister or secretary of defense. The role of a defence minister varies considerably from country to country; in some the minister (government), minister is only in charge of general budget matters and procurement of equipment, while in others they are also an integral part of the operational military chain of command. Historically, such departments were referred to as a ministry of war or department of war, although they generally had authority only over the army of ...
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Defence Minister
A ministry of defence or defense (see spelling differences), also known as a department of defence or defense, is the part of a government responsible for matters of defence and military forces, found in states where the government is divided into ministries or departments. Such a department usually includes all branches of the military, and is usually controlled by a defence minister or secretary of defense. The role of a defence minister varies considerably from country to country; in some the minister is only in charge of general budget matters and procurement of equipment, while in others they are also an integral part of the operational military chain of command. Historically, such departments were referred to as a ministry of war or department of war, although they generally had authority only over the army of a country, with a separate department governing other military branches. Prior to World War II, most "ministries of war" were army ministries, while the navy ...
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Self-defense
Self-defense (self-defence primarily in Commonwealth English) is a countermeasure that involves defending the health and well-being of oneself from harm. The use of the right of self-defense as a legal justification for the use of Force (law), force in times of danger is available in many jurisdictions. Physical Physical self-defense is using physical force to counter an immediate threat of violence. Such force can be either armed or unarmed. In either case, the chances of success depend on various parameters, related to the severity of the threat on one hand, but also on the mental and physical preparedness of the defender. Unarmed Many martial arts styles are practiced for self-defense or include self-defense techniques. Some styles train primarily for self-defense, while other combat sports can be effectively applied for self-defense. Some martial arts teach how to escape from a knife or gun situation or how to break away from a punch, while others teach how to attack. ...
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Defence Mechanisms
In psychoanalytic theory, defence mechanisms are unconscious psychological processes that protect the self from anxiety-producing thoughts and feelings related to internal conflicts and external stressors. According to this theory, healthy people use different defence mechanisms throughout life. A defence mechanism can become pathological when its persistent use leads to maladaptive behaviour such that the physical or mental health of the individual is adversely affected. Among the purposes of defence mechanisms is to protect the mind/self/ego from anxiety or to provide a refuge from a situation with which one cannot currently cope. Examples of defence mechanisms include: '' repression'', the exclusion of unacceptable desires and ideas from consciousness; '' identification'', the incorporation of some aspects of an object into oneself; '' rationalization'', the justification of one's behaviour by using apparently logical reasons that are acceptable to the ego, thereby furt ...
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Haganah
Haganah ( , ) was the main Zionist political violence, Zionist paramilitary organization that operated for the Yishuv in the Mandatory Palestine, British Mandate for Palestine. It was founded in 1920 to defend the Yishuv's presence in the region, and was formally disbanded in 1948, when it became the core force integrated into the Israel Defense Forces shortly after the Israeli Declaration of Independence. Formed out of previous existing militias, Haganah's original purpose was to Intercommunal conflict in Mandatory Palestine, defend Jewish settlements against Arab attacks; this was the case during the Jaffa riots, 1921 Jaffa riots, the 1929 Palestine riots, the Jaffa riots (April 1936), 1936 Jaffa riots, and the 1936–1939 Arab revolt in Palestine, among others. The paramilitary was under the control of the Jewish Agency for Israel, Jewish Agency, the official governmental body in charge of Palestine's Jewish community during the British era. Until the end of World War II, H ...
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National Security
National security, or national defence (national defense in American English), is the security and Defence (military), defence of a sovereign state, including its Citizenship, citizens, economy, and institutions, which is regarded as a duty of government. Originally conceived as protection against Offensive (military), military attack, national security is widely understood to include also non-military dimensions, such as the security from terrorism, minimization of crime, economic security, energy security, environmental security, food security, and Computer security, cyber-security. Similarly, national security risks include, in addition to the actions of other State (polity), states, action by violent non-state actors, by narcotic cartels, organized crime, by multinational corporations, and also the effects of natural disasters. Governments rely on a range of measures, including Political power, political, Economic power, economic, and military power, as well as diplomacy, to ...
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Right Of Self-defense
The right of self-defense is the right for people as individuals to commit a crime, violent or non-violent, for the purpose of defending their own life ( self-defense) and property, or to defend the lives of others, in certain circumstances. For example, while reckless driving is usually against the law, it can be justified if it was done to avoid a collision. The right, when it applies to the defense of another, is also called alter ego defense, defense of others, defense of a third person. Nations and states also have a right to self-defense in relation to their existence and independence. In criminal law, if a defendant commits a crime because of a threat of deadly or grievous harm, or a reasonable perception of such harm, the defendant is said to have a "perfect self-defense" justification.Criminal Law Cases and Materials, 7th ed. 2012; John Kaplan, Robert Weisberg, Guyora Binder If a defendant commits a crime because of such a perception, and the perception is not re ...
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La Défense
La Défense () is a major business district in France's Paris metropolitan area, west of the city limits. It is located in Île-de-France region's Departments of France, department of Hauts-de-Seine in the Communes of France, communes of Courbevoie, La Garenne-Colombes, Nanterre, and Puteaux. La Défense is Europe's largest purpose-built business district, covering , for 180,000 daily workers, with 72 glass and steel buildings (of which 20 are completed skyscrapers, out of 24 in the Paris region), and of office space. Around its Grande Arche and Parvis de la Défense, esplanade ("le Parvis"), La Défense contains many of the Paris Paris aire urbaine, urban area's List of tallest buildings in France, tallest high-rises. Les Quatre Temps, Westfield Les Quatre Temps, a large shopping mall in La Défense, has 220 stores, 48 restaurants and a 24-screen movie theatre. Paris La Défense Arena, the largest indoor arena in Europe, was inaugurated in 2017. The district is located at th ...
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National Defense (other)
National defense is a nation's use of military, economic and political power to maintain survival. National defense or national defence may also refer to: * National Defense (Poland), a volunteer military formation of the Second Polish Republic * ''National Defense'' (magazine), a business and technology magazine published by the National Defense Industrial Association * National missile defense, a military strategy to shield a country from missiles * Movement of National Defence, a Greek government during WWI See also * Ministry of defence A ministry of defence or defense (see American and British English spelling differences#-ce.2C -se, spelling differences), also known as a department of defence or defense, is the part of a government responsible for matters of defence and Mi ..., part of a government responsible for matters of defence * National security (other) * Defense (other) * National Defence Academy (other) * National Defence U ...
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Defense (legal)
In a civil proceeding or criminal prosecution under the common law or under statute, a defendant may raise a defense (or defence) in an effort to avert civil legal liability, liability or criminal conviction. A defense is put forward by a party to defeat a suit or action brought against the party, and may be based on legal grounds or on factual claims. Besides contesting the accuracy of an allegation made against the defendant in the proceeding, the defendant may also make allegations against the prosecutor or plaintiff or raise a defense, arguing that, even if the allegations against the defendant are true, the defendant is nevertheless not liable. Acceptance of a defense by the court completely exonerates the defendant and not merely Mitigation, mitigates the liability. The defense phase of a trial occurs after the prosecution phase, that is, after the prosecution "rests". Other parts of the defense include the opening and closing arguments and the cross-examination during ...
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