Harriet Jones replies to POTUS

"The Christmas Invasion". With an alien ship fast approaching Earth, British Prime Minister Harriet Jones is monitoring the situation from UNIT. The President of the United States sends her a message demanding to take control of the situation. Jones tells her military aide, "You can tell the President -- and please use these exact words: He's not my boss, and he's certainly not turning this into a war."

Example of:
Iron Lady