A major reason that’s given to justify lowering the voting age is that people who start voting when they’re young will stay politically active throughout their lives.
The Constitution states that, if no presidential candidate gets a majority in the Electoral College—that is, 270 votes—then the House of Representatives chooses the president.
The United States has one of the lowest voter-turnout rates in the world
Until 1971, Americans couldn’t vote until they were twenty-one years old. The Twenty-sixth Amendment lowered the age to eighteen. But, why not, say, sixteen? Or, even younger?
States differ a lot in regard to their requirements, if any, for civics education and whether kids even learn about the Constitution.
Because of the president’s ability to veto legislation, some people argue that we actually have a tricameral system—two houses to pass bills and one person to keep them from becoming law.