During the 1840s the factors in this diagram contributed to the widespread support for which of the following? The Kansas-Nebraska Act
The Kansas-Nebraska Act

Manifest Destiny
Manifest Destiny

The American System
The American System

States’ Rights

the triple alliance. germany and austria-hungary were already allies by 1879 when, worried about a threat from russia, they formed the dual alliance. italy joined the group in 1882. there was a concern about a possible attack from france and the alliance needed powerful friends to defend it.

the  wilmot proviso  was designed to eliminate  slavery  within the  landacquired as a result of the mexican war (1846-48). fearing the addition of a pro-slave territory, pennsylvania congressman david  wilmot proposedhis amendment to the bill.

d) post-world war i