 These groups carried out a number of attacks and bombings during the "Hot Summer" of 1975, mostly in the north of Portugal, while the MDLP was involved in the attempted coup of 11 March.When Spínola and his allies came to power in November, the MDLP disbanded, the ELP continued its campaign.When Portuguese Timor achieved its independence in 1975, the territory was invaded by Indonesia nine days later, and thousands of civilians were massacred.