Which of the following makes a true statement? the 1960 census revealed that the u. s. population had just passed the 200 million mark and was the first to ask questions about ethnic background. the 1960 census revealed that the u. s. population had just passed the 300 million mark and was the first to ask questions about ethnic background. the 1970 census revealed that the u. s. population had just passed the 200 million mark and was the first to use computer tape for data collection. the 1970 census revealed that the u. s. population had just passed the 300 million mark and was the f

were at first enthusiastic in support of the revolution. however, over time divisions of opinion became apparent between federalists and anti-federalists

the berlin blockade was an international crisis that arose from an attempt by the soviet union, in 1948–49, to force the western allied powers (the united states, the united kingdom, and france) to abandon their post-world war ii jurisdictions in west berlin. in march 1948 the allied powers decided to unite their different occupation zones of germany into a single economic unit. in protest, the soviet representative withdrew from the allied control council. coincident with the introduction of a new deutsche mark in west berlin (as throughout west germany), which the soviets regarded as a violation of agreements with the allies, the soviet occupation forces in eastern germany began a blockade of all rail, road, and water communications between berlin and the west. on june 24 the soviets announced that the four-power administration of berlin had ceased and that the allies no longer had any rights there.