In the election of 1800, the vote in the electoral college ended in a tie between thomas jefferson and aaron burr, the republican candidates for president and vice- president, respectively. what was the major reason for this problem?

B. Members of the electoral collage voted for two people they weren't required to tell which should be vice or main president

The majority votes become president while the remaining becomes vice.

Before 1961, the Soviet union had not put up the iron curtain and therefore technically hundreds of thousands of east Germans could escape to Munich by basically boarding a plane at west Berlin. The soviets put up the fence to prevent the  populations east of Germany from fleeing.