Primary immigration is a term which describes the movement of the earner of a
family
Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...
, or a young unattached
single man
A man is an adult male human. Prior to adulthood, a male human is referred to as a boy (a male child or adolescent). Like most other male mammals, a man's genome usually inherits an X chromosome from the mother and a Y chromo ...
, from one
country
A country is a distinct part of the world, such as a state, nation, or other political entity. It may be a sovereign state or make up one part of a larger state. For example, the country of Japan is an independent, sovereign state, while ...
to another, usually to improve their economic condition. Once the primary immigrant is established in the new country, they will often send for their family to come and join them (perhaps many years later), according to
family reunification
Family reunification is a recognized reason for immigration in many countries because of the presence of one or more family members in a certain country, therefore, enables the rest of the divided family or only specific members of the family to e ...
immigration laws. This is known as ''secondary immigration''. Most countries tend to restrict the categories of people allowed to be primary immigrants, but allow the reunification of families of people already legally resident.
Human migration
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