What were some of the mongol achievements as they created the largest contiguous land empire?

i'd get tos helter preferably in my house.

i don't see how you want other people to do your work for you and it is like you are just handing your assignment to anybody else and having them deal with it instead of your self i thought this site was for asking questions and somebody could you on it not just handing your work to somebody else to deal with it just saying don't mean to be mean just proving a fact.

explanation:

is this like a kind of true or false question?