10. American Sniper
Although it was released in 2014, American Sniper is a movie that made waves in 2015 due to the Christmas release date. Basically, more people saw it after New Year’s than in 2014, so it was only natural.
There was also the issue of the 2015 award season when the movie was quite a hit, winning the best motion picture of the year award, the best performance by an actor in a leading role and best achievement in sound editing at the Oscars. It was also nominated and won various other awards. Basically, the story of Navy S.E.A.L sniper Chris Kyle swept up the world, not only the United States.