One very famous, perhaps the most famous way was through improvised vaccination. Specifically, George Washington ordered his healthy men to be injected with substance taken from the wounds of the sick men during a smallpox infection.
A risk was that those men would get sick just like the the sick men did, but the the potential reward would be that they would get sick in a controlled way and that they would be able to fight this disease.
American electoral politics has been dominated by two major political parties since shortly after the founding of the republic. Since the 1850s, they have been the Democratic Party and the Republican Party.
He divided his kingdom into provinces and had a trusted governor for each one. He also, maintained a large standing army to protect his people.
In your community: people not catering and being supportive of everyone during the holidays
State community: states not requiring adequate WW2 history in class
In the us: disrespect at synagogue, or general anti Semitic speech from politicians (ex: making fun of nose)
Social media: Aryan look being promoted, still ingrained in the mind that blue eyes and blonde hair are what make someone beautiful. This was promoted by hitler in ww2