Why did the Constitutional Convention need to happen in the United States?

Is the idea of containment relevant to american foreign and policy today why or why not

Write two paragraphs to explain how the cold war changed after the 1960s. first, identify the ways it changed during leonid brezhnev's leadership in the 1970s. then, explain how the cold war changed when ronald reagan was in office in the early 1980s. include supporting facts and details from the text in your response.

In 1073, the fight over who gets to choose bishops was between pope gregory vii and king henry the iv. t or f