Many Americans were against getting involved in a War that was being fought in Europe though begrudgingly Americans became aware there was danger on the High Seas as Atlantic waters became host to submarines while warships dueled in the waters of the South Pacific and Atlantic.
Many Americans, particularly the Wobbles, the IWW International Workers of World (rightly) argued that the main reason for fighting would be to profit by various means profits that would mostly land in the pockets of International Bankers and Industrialist, the Halliburton of the times.
Cotton was grown specifically for the purpose to be sold
Imperialist supported the Spanish-American War because it would result in America spreading their political and economic power.
The Spanish-American War saw Cuba fighting against Spain. In this case, the US took the side of Cuba. The goal was to get rid of Spanish influence in Cuba, as the ruler of the Spanish government had treated Cuban citizens unfairly.
Besides getting rid of the Spanish rule, this war would also help America gain access to new markets to sell their goods and new resources. Ultimately, this experience would help the US gain more power as the treaty that ended this war resulted in the US receiving territories like Guam and Puerto Rico.
The Irish Republican Army (IRA) was the army they were recruited to. They were appointed by defense committees.
Civilization? I don't know the song/poem, so according to what ai have here this is my best guess...
Sorry I can't hell more!