He served as a general in the Union Army during the American Civil War, for which he received recognition for his outstanding command of military strategy
They brought different things with them, like different beliefs and religions. They also brought different technologies as in tools.
The US victory in the Spanish American war resulted in the US gaining possession and/or control of many new territories. These and other territorial gains resulted in the creation of a new far flung empire. Btw in 1895 Hawaii became a US territory. Hope I helped :)
It helped explain the scientific theories that the church held, making the Church more powerful. B. It promoted rational thinking and presented logical theories that weakened the authority of the church.