Answer:
b
Explanation:
this causes difficulty with trade
Manifest Destiny was largely led and carried out by white americans seeking the westward expansion to increase the boundaries of the United States. African Americans were impact largely because as westward expansion continued new states were brought into the union with legalized slavery in places like Texas. This had an overall negative impact on African Americans by increasing the demand for slavery and expanding the institution of slavery westward. For the Native Americans Manifest Destiny was a major catastrophe leading to the ethnic cleansing and removal of Native Americans from their homes and lands. This removal often occurred with force with high rates of violence.
Answer:
McCarthyism is the practice of making accusations of subversion or treason without proper regard for evidence. The term refers to U.S. senator Joseph McCarthy (R-Wisconsin) and has its origins in the period in the United States known as the Second Red Scare, lasting from the late 1940s through the 1950s.