The final solution was carried out through, well, the holocaust. You have the answer, but I would say the final solution was carried out through the mass killings of approximately 6 million Jews (and other minorities) in order to reserve the so called “pure blooded Aryan race”
Domesticated animals: The Americas had not seen horses, pigs, or cattle prior to the arrival of the Europeans.
These animals changed how Native Americans lived, ate, and fought. They were able to use horses to travel more quickly, fight their enemies, and eventually in agriculture. The animals also brought disease which harmed the Native Americans.
Far North America
There that’s 20 characters