The highest person in the chain of command is the President of the United States, so technically he is in control.
executive branch
it is someone that controls marines.
navy
Army
MARINES
The Legislative Branch controls the allocation of funds in the United States.
The marines do not use submarines. Only the Navy does.
The Navy
MARINES
The legislative branch controls the appropriations of money, they are checking the executive branch(if you know about checks and balances)
No, they are a separate branch of the Armed Services.
The marines are a department of the Navy.