The D-Day operation during IInd World War was launched on the coast of:

1. Dunkirk
2. Normandy
3. Gibraltar
4. Hamburg                                                                                                                                                                                                                                                

The battle began on June 6, 1944, also known as D-Day, when some 156,000 American, British and Canadian forces landed on five beaches along a 50-mile stretch of the heavily fortified coast of France’s Normandy region.