Action-packed and fast-paced, successful war movies are renowned for their captivating depiction of all the brutality in battle. Combined with a compelling protagonist, war movies are extremely popular in contemporary movie culture. With movies such as The King and Dunkirk, film producers created cinematic masterpieces that took advantage of historical leaders to create a fantastic piece of film that cleverly united the need for a gripping story and outstanding visual effects. Christopher Nolan, for example, was known for his astonishing cinematic masterpieces that portrayed these key historical characters or moments.
Source:https://www.cbr.com/interesting-military-leaders-need-biopic/