You only need to make things illegal generally after they happen the first time.
Or else you'd be forever trying to think of stupid shit people might do.
> Wearing a foreign military uniform in the Senate or on Capitol Hill is not explicitly illegal but is highly unusual and generally considered inappropriate. The practice is controversial, with critics arguing it undermines the expectation that U.S. lawmakers represent American interests first and foremost. Exceptions might exist for formal ceremonies with foreign dignitaries, but outside such contexts, the act is widely discouraged and can provoke significant political and public backlash
Or else you'd be forever trying to think of stupid shit people might do.
> Wearing a foreign military uniform in the Senate or on Capitol Hill is not explicitly illegal but is highly unusual and generally considered inappropriate. The practice is controversial, with critics arguing it undermines the expectation that U.S. lawmakers represent American interests first and foremost. Exceptions might exist for formal ceremonies with foreign dignitaries, but outside such contexts, the act is widely discouraged and can provoke significant political and public backlash