Answer the ussr’s formation of the warsaw pact was a reaction to what? a. the establishment of the iron curtain b. the berlin airlift c. the formation of nato d. the marshall plan

The correct option is: "a. the establishment of the iron curtain"

Iron curtain or iron curtain is a historical term that comes from the German expressions Eiserner Vorhang. It makes reference to the political, ideological, and in some cases also physical, border between the Western Europe (Capitalist Block) and Eastern Europe (Communist Block), after the Second World War.

to make world peace not vileonce with fist but words