Which war during the mid-1800s weakened the economy of the ottoman empire?
crimean war
world war i
spanish war
boer war

from the conditions of the working class in england by friedrich engels,the main idea is :

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.