Everything you need to know about what's happened on 'House of Cards' before the new season

It's hard enough to keep up with real-world politics these days, and the same goes for Netflix's "House of Cards," which returns for season five on May 30. There are many new characters, a lot of intense fights between Frank and Claire Underwood, and a lot of Doug Stamper being really, really creepy. Oh, and a lot of Frank manipulating every single person who crosses his path (which is pretty standard).

While there's a long weekend coming up, that's still not much time to catch up on all four seasons of the show before the fifth season unless you don't get off your couch at all.

From murder to affairs, here's everything that's happened on "House of Cards" that you need to know about going into the new season: