Gold and copper i believe
I believe the answer is: Benjamin disraeli
The challenge that initiated by Benjamin Disraeli damaged the relationship between the British empires and their colonies.
Before this, British empire colonized other countries for a trade/business relationship. But with Disraeli's new way of thinking, more of them were advocated to make the colonized countries become a part of the British empire and heavily involved in their politics.
Aristotle was alexander teacher
1. Shantytown of the unemployed/homeless
A Hoovervilles were built during depression time for homeless people during the 1930s.
2. First woman in a Presidents cabinet
Frances Perkins is a American worker who works for the American workers-rights advocate. But also known to be The very first person to serve as a Presidents cabinet.
I hope this helped and was right, have a nice day.