Segregation, Jim crow, and racism. But the main answer is segregation.
USA had a better navy. (The White Fleet?)
USA was backed by guerrlia warfare in the Philippines.
USA had terrible guns going against the Spanish in the San Juan hill.
The USA Springfield Gun 1892 - 99 side clip was highly inefficient compared to the Spanish Mauser.
The Spanish had more firepower the Maxim beat the Gattling Gun.
I’m not sure what you’re asking but here’s what i found and i hope it helps you.
The Indian removal act was signed into law on May 28 in 1830. the meant the president could negotiate with southern tribes for removal to federal territory west in exchange for white settlement
i found this online so it might not be correct but i hope it helps you.
They didn't hehehe he hehehehe