Casquets lighthouses permanently discontinued from 11 May 2011. The South West Tower is topped with a helipad and there is another helipad on a flat section of the rock. The rocks are also marked using racon with a Morse letter T on radar displays. The lighthouse complex was automated in 1990 and is monitored and controlled from the Trinity House Operations Control Centre in Harwich. <br> Casquets lighthouses Casquets Lighthouse is an active lighthouse located on the rocky Les Casquets, Alderney, Channel Islands. Casquets Lighthouse is the latest in a series of three lights on Les Casquets. The first lighthouses started operation
S-Plan 32-County Irish Republic and refused to recognise the legitimacy of partition. In the statement, seven Second Dáil TDs declared that they had delegated what they believed to be their governmental "authority" to the Army Council. This announcement, coming immediately prior to the S-Plan attacks, sought to present the actions of the IRA as those of a legitimate, "de jure" government. Within this context, with the Army Council acting as government, with the right to use force and levy war against an occupying power, the IRA declared war on Britain in January 1939. The S-Plan contained many precise instructions for acts