Answer: I’m pretty sure it’s C
Explanation: hope this helps even if I’m late :D
Invasion of Russia destroyed it
The Native Americans helped the French. The English were stealing the Native American's land and the Native American's felt that wasn't fair so they put their efforts and trust in the French. That is why it was called the French and Indian War because the French and the the Indians were allies and they fought together.
The league of nation was set up in the Treaty of Versailles. The aim, strengths and weakness of this make the League of Nation a memorable one. This aimed to strengthen countries by stopping war. For them to stop a war, the countries must change and improve their conditions and educating them to all diseases.