War is a 2019 Indian Hindi-language action thriller film directed by Siddharth Anand, who co-wrote the script with Shridhar Raghavan, Abbas Tyrewala and Aditya Chopra, and produced by Chopra's Yash Raj Films. The film stars Hrithik Roshan and Tiger Shroff in the lead roles, alongside Vaani Kapoor, Ashutosh Rana, Anupriya Goenka, Dipannita Sharma, Sanjeev Vatsa, Mashhoor Amrohi, Yash Raaj Singh, Arif Zakaria and Mohit Chauhan. It is the third installment in the YRF Spy Universe. In the film, an Indian RAW agent is assigned to eliminate his former mentor And Agent Major Kabir Dhaliwal who has gone rogue.

Principal photography commenced in September 2018. Tentatively titled Fighters, the title was announced as War through a teaser on 15 July 2019. The film was made on an estimated budget of ₹150 crore (US$17 million) with a further ₹20 crore (US$2.3 million) spent on print and advertising. Two songs were composed by Vishal–Shekhar while brothers Sanchit Balhara and Ankit Balhara composed the background score, replacing Anand's frequent collaborators Salim–Sulaiman, who had previously composed the background score of Bang Bang!, which also starred Roshan.

War was theatrically released on 2 October 2019 along with dubbed versions of Telugu and Tamil languages, coinciding with Gandhi Jayanti. It eventually emerged as a major success grossing ₹4.75 billion (US$67.45 million), becoming the highest-grossing Indian film of 2019. A sequel titled War 2 is in production and is expected to release on 14 August 2025.