President Donald Trump's plans for a military parade in Washington, DC, appear to be in the early stages of planning.

The plan is already facing funding challenges, as well as criticism about the message that military parades send.

US military parades that don't celebrate events like the Fourth of July or a victory in a war are rare — though Presidents Harry Truman and John F. Kennedy had military equipment and troops at their Inauguration Day parades.

Though military parades are often associated with undemocratic or authoritarian governments, democratic nations like France and the UK also have them. The Washington Post reported that Trump was inspired to host one after being a guest at France's Bastille Day parade last year.

Here's what military parades look like around the world.