Indeed, and one of them, Norway's Vidkun Quisling (https://en.wikipedia.org/wiki/Vidkun_Quisling), was so notorious his name become synonymous with betraying your country. To this day, in multiple countries, all you have to say to indicate that you think someone would be happy to trade loyalty for power is to call them a quisling (https://en.wikipedia.org/wiki/Quisling).