The Palme d'Or at the Cannes Film Festival goes to the film "Triangle of Sadness" by Swedish director Ruben Östlund.
This was announced by the jury on Saturday evening.
Belgian filmmakers Jean-Pierre and Luc Dardenne also received an award.
Your special prize was created especially for this anniversary year, said jury president Vincent Lindon.
The Dardenne brothers have already been invited to Cannes with many films and have twice won the main prize, the Palme d'Or (1999: "Rosetta", 2005: "The Child").
Her film Tori and Lokita was in competition this year.
The work tells of the young migrants Tori and Lokita, who met while fleeing and are now pretending to be siblings in order to enable Lokita (Joely Mbundu) to obtain residence status in Belgium.
But the authorities don't recognize this, and Lokita is in danger of having to go back.
To earn money, the two work nights as drug couriers.
Finally, Lokita agrees to a job that will end disastrously.
Iranian actress Zar Amir Ebrahimi also won Best Actress for her role in Holy Spider.
In the film, she plays a courageous journalist on the trail of a serial killer.
The Americans Riley Keough and Gina Gammell received the Camera d'Or award for the best debut film for their film "War Pony".
Belgian actress Virginie Efira, moderator of the ceremony, opened the closing event.
At the start of the event, she paid tribute to the films at the festival that “demonstrated the true political power of culture”.