Is the renaissance a revolution

Yes

In history, revolution is the reason for constant shift in society. The Renaissance is a revolutionary period of history due to the far-reaching changes in art, politics, science and technology, as well as religion.

Explanation:

The renaissance was revolutionary because it was a forcible overthrow of social order in favour of a new system. New ideas and thoughts were put in place and researched rather than being iterations of preexisting concepts.

answer: ensure protection from communism

explanation:

the north atlantic treaty was largely dormant until the korean war initiated the establishment of nato to implement it, by means of an integrated military structure: this included the formation of supreme headquarters allied powers europe in 1951, which adopted the western union's military structures and plans.