Why did Russian czars reform

Defeat in the Crimean War exposed Russia's lack of development in relation to its European neighbours. These outcomes became the catalyst for long-awaited reforms. 3. The reign of a new tsar, Alexander II, brought with it the emancipation of serfdom.

Explanation:

treaties

explanation:

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.