What do the ninth 19th 29th and 31st US president of the United States have in common

c) legal battles last five weeks after the election due to the narrow victory in several states.

during the 20th century, the role of the vice president has evolved into more of an executive branch position. now, the vice president is usually seen as an integral part of a president's administration and presides over the senate only on ceremonial occasions or when a tie-breaking vote may be needed.

it allows shippers to carry commercial goods, which allows them to save time and money.