Invasion of the Catpire

The Invasion of the Catpire was a conflict in, and after the Clone Wars. Many planets were won over by the Catpire. The Galactic Senate barely noticed it in till Coruscant's moon, Centax 2, was taken over. A Republic task force was sent but they were never heard from again. After the Clone Wars, it was discovered that it was part of Palpatine's plan.

Planets taken over in the Invasion
Centax 2

Byss

Raxus Prime

Hoth

Bogden 6

Start
It began after Palpatine's agents talked to the Catporer.