Because Europeans settled in the Americas lots of the Native Americans died. Most of them died because when the Europeans came over they brought new diseases with them which killed most of the Native Americans so the settlement of the Europeans effected the Native population badly
The best statement in terms of renewed demand in a recovery period would be that "Increased employment means increased availability of funds," since more people have moe money to spend.
The US businesses were upset by Spanish reactions to the Cuban Revolution during the late 1800s was because the US businesses were afraid that they would lose the money they had invested. I hope that this is the answer you were looking for and it has come to your help.