Mary (Saoirse Ronan) and Elizabeth (Margot Robbie) are no ordinary women. They each wield great power in a masculine world as they rule their separate nations. Their wary friendship becomes a rivalry, however, when their royal courts are beset by betrayal and conspiracies that threaten to bring their nations to war.

In our exclusive clip from Mary Queen of Scots, we see Queen Elizabeth I (Robbie) as she weighs a decision that will have fateful consequences for her people. She is the sole woman in a room full of men, commanding attention as she hears more about Mary's plans for the future and contemplates actions that could ripple through the ages.

Watch the dramatic clip below and then get your tickets to Mary Queen of Scots. The historical thriller is now playing in theaters nationwide.