I believe it was the telegraph. This technology was instrumental in spreading news and communicating other information during the civil war.
A. refusing to pay the Lenape people for their land
Answer:
Potlatch
Explanation:
<u>Potlach </u>is actually an exchange institution for some groups of Indians who lived on the Northwestern coast . Throughout it large quantities of goods are collected and given or even destroyed. The process itself can be understood as a competition in gift giving. Basically, everyone who wanted some social prestige had to give up of some material goods.