Which of these statements accurately explains why the common era begins with the birth of jesus of nazareth over 2,000 years ago

The period of time now described as the Common Era is based on older Christian periodization that divided time into a period before Jesus's birth and a period afterward.

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.