carpetbagger

Meanings

1. A migrant from the Northern to the Southern States after the American Civil War of 1861–5, especially one who went South to gain political influence.
2. One who comes to a place or organisation with which they have no previous connection with the sole or primary aim of personal gain, especially political or financial gain.

Etymology

From carpetbag + -er, because many carried their belongings in cheap luggage made from carpet fabric.