Trump mocked for claiming the 1918 flu pandemic ended World War II

World War II ended in Europe following Benito Mussolini being executed and Adolf Hitler committing suicide. The war in the Pacific ended after Japan surrendered, following the U.S. detonating two atomic bombs.

But Donald Trump on Monday claimed that the war was ended by the 1918 pandemic, which the president falsely referred to as the "1917" pandemic.

Here's some of what people were saying of Trump's understanding of 20th century world history: