Explanation:
Rare property of obsidian that is advantageous to archaeologists is that it occurs in volcanic flows that are remarkably homogeneous in chemical composition within a flow, but preserve elemental signatures that are unique to volcanic centers, and in some cases individual flows.
Lead to terrorist groups gaining weapons and power in the region.
In general, the United States' support for the government in El Salvador was controversial because the government had a history of corruption, although this was seen as a necessary evil by many.
Answer:
Explanation:
16th amendment allows Congress to levy an income tax without apportioning it among the states on the basis of population.
17th amendment established the direct election of United States senators in each state.
18th amendment established the prohibition of alcohol in the United States.
19th amendment granted American women the right to vote, a right known as women’s suffrage
