<h3>The Berlin Blockade of 1948 to 1949 marked the beginning of the Cold War, the building of the Berlin Wall in 1961 represented the high point of tensions and the opening of the Wall in 1989 represented the end of Cold War tensions.</h3>
<h2>please mark in brain list </h2>
Answer:
was the only slave on the expedition York
was chosen as co-commander of the expedition. Lewis
President Thomas Jefferson chose to lead the expedition. Meriwether Lewis
Explanation:
For access to more resources, spreading ideologies (white man’s burden)
Answer:
the president and vice president are not elected directly by citizens. they're chosen by “electors” through the Electoral College. The process of using electors comes from the Constitution. It was a compromise between a popular vote by citizens and a vote in Congress.
Explanation:
The soviets successfully tested a hydrogen bomb in 1953