Factors that encourage people to leave their homeland are called factors.

Push factors

Explanation:

Factors that cause people to leave are push factors

Factors that cause people to come to a new place are pull factors

Hence the phrase push-pull factors

nothing certain is known about what happened, but it seems that the country declined gradually, perhaps due to bad government, or, more likely, due to a series of bad harvests, which resulted in widespread and recurrent famine.

the soviet union wanted to impose communist governments in eastern europe.