I think it’s either food surplus or animal grazing I’m not sure but I don’t think it’s medicine.
Sojourner Truth--Sojourner Truth was born a slave and eventually ran away to freedom after New York abolitionist slavery.
Sojourner Truth joined the abolitionist movement advocating for the end to slavery but also spoke for women's rights. "Ain't I a Woman" is her most famous speech delivered in Ohio at a women's rights convention.
The assassination of Franz Ferdinand is what started WW1, which was done by Serbian rebels, but the county was Austria-Hungary. The two nations that escalated the conflict was Russia, who supported Serbia, and Germany, who supported Austria.