History of Derry of the Troubles". On Sunday January 30, 1972, 13 unarmed civilians were shot dead by British paratroopers during a civil rights march in the Bogside area. Another 13 were wounded and one further man later died of his wounds. This event came to be known as Bloody Sunday. Because of these events, certain areas of Derry produced strong support for republican paramilitaries. Up to 1972, both the Provisional Irish Republican Army and Official IRA operated in the city. However, in 1972 the OIRA called a ceasefire following their unpopular killing a local 18-year-old who was on leave from the British
Bloody Island massacre Bloody Island massacre The Bloody Island massacre (also called the Clear Lake massacre) occurred on an island called in the Pomo language, "Bo-no-po-ti" or "Badon-napo-ti" (Island Village), at the north end of Clear Lake, Lake County, California, on May 15, 1850. It was a place where the Pomo had traditionally gathered for the spring fish spawn. After this event, it became known as Bloody Island. A number of Pomo, primarily members living in the Big Valley area, had been enslaved, interned, and severely abused by settlers Andrew Kelsey (namesake of Kelseyville, California) and Charles Stone. Kelsey and Stone purchased cattle