Margaret Tate is a fictional character from the romantic comedy film The Proposal, released in 2009. Portrayed by Sandra Bullock, she is a high-powered book editor from New York City who faces deportation to Canada due to her expired visa. To avoid this, she convinces her assistant, Andrew Paxton, played by Ryan Reynolds, to marry her. Throughout the film, Margaret's character evolves from a strict and demanding boss to someone who learns the value of love and family. The story unfolds as they travel to Alaska for a family gathering, leading to humorous and heartfelt moments that challenge their initial arrangement.