What caused the berlin blockade?​

Explanation:

The main cause of the Berlin Blockade was the Cold War, which was just getting started. Stalin was taking over eastern Europe by salami tactics and Czechoslovakia had just turned Communist (March 1948). ... Stalin wanted to destroy Germany, and the USSR had been stripping East Germany of its wealth and machinery.

the use of email to replace slower surface mail.

answer: i looked it up

explanation: in 1955 in montgomery, alabama, a girl refused to give up her seat on a public bus. the girl was black, and the passenger looking to take her seat was white. this is a familiar tale, but it's not about rosa parks. the girl in the story is a 15-year-old high school student named claudette colvin, and this act of defiance occurred nine months before rosa parks did the same thing. colvin was arrested, and her case is what led to the u.s. supreme court's order for the desegregation of alabama's bus system. so, why don't we know colvin's name? "later i had a child born out of wedlock; i became pregnant when i was 16," colvin says. "and i didn't fit the image either, of, you know, someone they would want to show off.