Europeans call the French and Indian War the Seven Years War
All I know of this is Volcanos. The molten rock is known as magma ascends might erupt violently to form volcanoes. frequently building arcs of islands along the convergent boundary.
Germany had a plan to try and prevent Britain from gettingsupplies for war by using unrestricted submarine warfare (theGerman U boats). At first they only sank Allied ships, but one ship they sunk, a passenger ship called the "Lusitania", held a very large amount of passengers and many of them died...