Please help me I need these answers

What types of subjects did public high schools in the 1900s emphasize and why

Why did many americans want the united states to cuba gain independence from spain? cuba was rich in natural resources, including gold and oil. cuba would provide access to the pacific ocean through a narrow strait. the united states had strong economic ties to cuba. the majority of cubans expressed interest in becom ing a us state.

Clara barton was the first nurse in the united states of america. true or false?