she lives in Germany! She’s lived there since she was 13! She hasn’t said anything at all about the war! THE STRAW HATS ARE TERRORISTS! NICO ROBIN WORKED WITH THE 
DURING THE TIMESKIP! YOU WOULD 100% CONSIDER THAT TO BE TERRORISM! WHAT THE FUCK ARE YOU ON ABOUT 
Also they are not monarchies in a sense because they are all under the control of the world government. They are essentially puppet governments that allow the WG to extract and hoard wealth while also giving the illusion of political autonomy/diversity.