You can, it usually just makes you a pariah in your own party and I don't know if a primary challenger has ever won against an incumbent president. But there was a Republican primary this year, for instance; the incumbent doesn't just automatically get the nomination.
no but what does it even mean to "primary" her?
She'd literally be president. You can't primary the president, they're the president.
You can, it usually just makes you a pariah in your own party and I don't know if a primary challenger has ever won against an incumbent president. But there was a Republican primary this year, for instance; the incumbent doesn't just automatically get the nomination.