If you're considering adjusting your own CPAP air pressure settings, the safer method is to upgrade from a constant-pressure CPAP machine to an auto-CPAP machine. Auto-CPAPs (sometimes referred to as APAP) adjust pressure automatically according to your ongoing needs. You can read more about auto-adjusting CPAPs here.
After attaining his freedom, Nelson Mandela led the ANC in its negotiations with the governing National Party and various other South African political organizations for an end to apartheid and the establishment of a multiracial government.
King lead a non-violent protest in the Montgomery bus boycott which I feel was his most important role in the event. The most major act of terrorism on the black protesters was the bombing of King's home on January the 30th 1956. His wife and their baby daughter escaped without injury.