On what did the Mesopotamians and Egyptians base their calendars? * The date of Easter
O The birth of Jesus of Nazareth
O Which king ruled at the time
O The world's creation

The formula was probably invented in Mesopotamia in the 3rd millennium bce. ... The date of Easter ... As late as about 1070 bce, his installation date was not fixed in the calendar. ... The ancient Egyptians originally employed a calendar based upon the Moon, and, like many peoples throughout the world, they regulated

So basically,  The worlds creation

relations between the soviet union and the united states were driven by a complex interplay of ideological, political, and economic factors, which led to shifts between cautious cooperation and often bitter superpower rivalry over the years. the distinct differences in the political systems of the two countries often prevented them from reaching a mutual understanding on key policy issues and even, as in the case of the cuban missile crisis, brought them to the brink of war.

the united states government was initially hostile to the soviet leaders for taking russia out of world war i and was opposed to a state ideologically based on communism. although the united states embarked on a famine relief program in the soviet union in the early 1920s and american businessmen established commercial ties there during the period of the new economic policy (1921–29), the two countries did not establish diplomatic relations until 1933. by that time, the totalitarian nature of joseph stalin's regime presented an insurmountable obstacle to friendly relations with the west. although world war ii brought the two countries into alliance, based on the common aim of defeating nazi germany, the soviet union's aggressive, antidemocratic policy toward eastern europe had created tensions even before the war ended.

cold

very very cold