Why did the federal government provide land grants to railroad companies in the late 1800s?

This is a quote from "New Colossus" by Emma Lazarus: "Give me your tired, your poor, Your huddled masses yearning to breathe free The wretched refuse of your teeming shores. Send there, the homeless, the tempest-tost to me, I lift my lamp beside the golden door!" This poem is reflective of what idea?

What evidence supports the idea that the United States became an imperial power in the time period between 1890 and 1914?

This a quote from Senator Albert Beveridge in 1898: "American factories are making more than the American people can use; American soil is producing more than they can consume. Fate has written our policy for us; the trade of the world must and shall be ours." Senator Beveridge's ideas led to what political change?

Below is an excerpt from the platform of a group formed in 1899: "We hold, with Abraham Lincoln, that 'no man is good enough to govern another man without that other's consent. When the white man governs himself, that is self-government, but when he governs himself and also governs another man, that is more than self-government-- that is despotism.' Our reliance is in the love of liberty which God has planted in us. Our defense is in the spirit which prizes liberty as the heritage of all men in all lands. Those who deny freedom to others deserve it not for themselves, and under a just God cannot long retain it." Based on this statement, which action would the group MOST strongly oppose?