Why did khrushchev support the building of the berlin wall?

Yes

Relations between the two superpowers deteriorated somewhat in 1960 when the Soviets shot down an American U-2 spy plane deep inside their territory. The following year, Khrushchev approved the construction of the Berlin Wall in order to stop East Germans from fleeing to capitalist West Germany.

Yes

Relations between the two superpowers deteriorated somewhat in 1960 when the Soviets shot down an American U-2 spy plane deep inside their territory. The following year, Khrushchev approved the construction of the Berlin Wall in order to stop East Germans from fleeing to capitalist West Germany.

porter is writing economic history because he is focusing on the cost of developing vaccines.

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.