I believe the answer is: Similar systems developed in China and Japan
The feudalism system was brought to China and Japan after traders from China and Japan come to Europe to sell goods , learn about the feudalism system during the visit, and brought it back to the country, and used in these countries for about 7 centuries.
They bullied because when the people of Melos didn't want to fight on the Athenians side against the Spartans, the Athenians killed the men and enslaved the women and also the children. They're Losers because at the end of the Peloponnesian War, Athens were defeated by Sparta.
The United States and Soviet Union reacted to the split nation of China by supporting superset state nationalist (United States) and by providing military, financial and technical aid to the communists or the Maoists (Soviet Union) though the provision by the Soviet Union did not last long.
Less than 2.5 mill I think
Answer-
Everyone disappeared without a trace in 1590, and only left behind 2 clues: "Croatoane" carved into a gatepost, and "Cro" carved into a tree. No one knows what really happened, but their are theories that they were attacked by local native american tribes.