The expansionist foreign policy of the 1890s derived significant inspiration from

Social Darwinism, imperialism, and Anglo-Saxon superiority

Explanation:

This is what the expansionist foreign policy of the 1890s derived significant inspiration from. During these years, many countries engaged in projects of imperialism and expansion. These were often driven by the belief that white people had a responsibility towards other countries and peoples of bringing civilization and advancement to those who did not enjoy it. It was also underpinned by a belief in the evolutionary superiority of the Anglo-Saxon race.

i confess that there are several parts of this constitution which i do not at present approve, but i am not sure i shall never approve them: for having lived long, i have experienced many instances of being obliged by better information or fuller consideration, to change opinions even on important subjects, which i once thought right, but found to be otherwise. it is therefore that the older i grow, the more apt i am to doubt my own judgment, and to pay more respect to the judgment of others.

sorry i really dont know