What was one of the causes of tensions in europe that led to world war i?
1.the nations in eastern europe wanted to unite as a single nation under the ottoman empire.
2.germany, austria-hungary, and russia promised to send military support if a war broke out in europe.
3.france, germany, and other nations were competing for overseas territory in africa and other places.
4.britain cut off germany’s supply ships, and the german people were slowly starving.

Need plz? due in 10 will give brainliest which of the following was the most significant aspect of revel's election to the senate? a.his election showed that the u.s. would quickly move past the civil war. b.his election to uphold the thirteenth and fourteenth amendments which gave freed slaves citizenship and voting rights. c.his election demonstrated the states were united in a union once more. d.his election was the first step in opening doors for other african-american political leaders.

The nineteenth century was an era of great inventions in the united states. look at the list of inventions below and order them from most to least important (in your opinion). then explain why you ranked the top three inventions as most important. 1834: refrigerator invented by jacob perkins 1837: morse code invented by samuel morse 1853: elevator invented by elisha graves otis 1873: typewriter invented by christopher latham sholes 1876: telephone invented by alexander graham bell 1877: gramophone invented by thomas edison 1879: light bulb invented by thomas edison 1886: dishwasher invented by josephine cochran

Why might congress have had difficulty paying the war debt after the american revolution