''John left for the front; he would not return until five years later.''The reference point in the past is established by ''John left for the front'', and it is relative to that point that ''he would not return'' is in the future. The future in the past may also be commonly used for indirect speech (''She said she would return''), and it often has a modal aspect to its meaning. Besides English, the future in the past is also found in Bulgarian and a number of other languages.
Future perfect in the past
A related, and more complex, tense is the future perfect in the past, which is also known as the ''conditional perfect''. Here, an event is situated before a reference point, which in turn is in the future relative to another point in the past:''John left for the front; by the time he should return, the fields would have been burnt to stubble.''Besides English, the future perfect in the past is also found in Bulgarian.
See also
* Prospective aspectReferences
Bibliography
* {{Use dmy dates, date=July 2024 Grammatical tenses