In 1946, winston churchill used the term iron curtain to refer to the

The imaginary line dividing Europe between Soviet influence and Western influence.

Explanation:

Winston churchill used the term iron curtain to refer to the the imaginary line dividing Europe between Soviet influence and Western influence.

It refers to the Political military.

there are a number of different ideologies that come into conflict with regard to immigrants and immigration to the us.

answer; taking up arms to defend the nation;