 The obsolete destroyer HMS Campbeltown , accompanied by 18 smaller craft , crossed the English Channel to the Atlantic coast of France and was rammed into the Normandie dock gates . The ship had been packed with delayed @-@ action explosives , well hidden within a steel and concrete case , that detonated later that day , putting the dock out of service for the remainder of the war and up to five years after . 
 The obsolete destroyer HMS Campbeltown , accompanied by 18 smaller craft , crossed the English Channel to the Atlantic coast of France and was rammed into the Normandie dock gates . The ship <a href='been_done' title='1'><mark>had</mark></a> been packed with delayed @-@ action explosives , well hidden within a steel and concrete case , that<a href='been_done' title='2'><mark></mark></a> detonated later that day , putting the dock out of service for the remainder of the war and up to five years after . 
The obsolete destroyer HMS Campbeltown , accompanied by 18 smaller craft , crossed the English Channel to the Atlantic coast of France and was rammed into the Normandie dock gates . da ship done been packed with delayed @-@ action explosives , well hidden within a steel and concrete case , dat been detonated later tdatday , putting tdadock out of service for the remainder of the war and up to five years after .