* Some rebels involved in 1994 Rwandan genocide
* Rwandan rebels at the centre of years of conflict in Congo
* Congo vows not to stop until they are disarmed
By Kenny Katombe
GOMA, Democratic Republic of Congo, March 12 (Reuters) - U.N. peacekeepers in Democratic Republic of Congo and government forces have attacked Rwandan Hutu rebels based in eastern borderlands, U.N. and Congolese ...