The correct answer should be Advances in Technology and Industrial revolution
Mexican-American war happened in the 40s so that's before 1860, while a war with Spain occurred in 1898 which is after the mentioned period. They did advance in technology exactly due to the industrial revolution. An agrarian revolution. An agricultural revolution didn't happen in the US because of the Long depression that slowed it all down.
He believed the American people would have more money to spend so it would stimulate the economy. He stood for tax cuts to give Americans back their money.
Plagio cambialo a tu manera
apex is A. the Romanian revolution was violent, and the Czech revolution was not.
I'm struggling too. i don't get anything.