He visits Lenin every week. This will put up an image that they are very close. Also , Stalin helped Lenin with his chores when he was sick. When that is shown , people will think that he is the best and next leader.

He took a lot of pictures with Lenin and he used it to convince that Lenin was god-liked and make no mistake. When the picture shows Stalin so close to Lenin, it shows the he's also like Lenin and will make no mistake. This will thus help him earn trust.

Trotsky wanted to engage in world communism revolution however, Stalin wanted to improve internally first. The members felt that Trotsky was too big headed and ambitious. Thus they did not like him and gave Stalin an advantage

The members felt that Trotsky was big headed and did not like him. This gave Stalin an advantage.

When Lenin died, he informed Trotsky that Lenin's funeral was on a later date, however in Russia, they carried out the funeral and Trotsky was seen as an arrogant person and did not attend the funeral. This thus cause more hate on Trotsky. Thus I believe it was because of his cunning manipulation

When Lenin died , he wrote in his testament that Stalin should be removed from all leadership position. When the members hear that, he would surely be removed, however , Trotsky decided not to read that out. Thus, I strongly believe it's his luck that helped him.

It is because of our participation that blockade German navy and it's cargo, thus turning the tides. Thus , America's idea should be the most considered instead.

The treaty was very harsh. Germany was limited to 100000 soldiers. With it's vast territory , Germany will not be able to defend itself and this will instead, give France a chance to invade Germany instead.

Then France Military should strengthen instead or maintain a better relationship and thus, the other countries wont invade France again.

Also, America wanted the colonies of Germany to be freed. However, instead of freeing the Colonies, they redistributed them and thus caused more conflicts