World War Two Timeline of Events and Battles

Follow the WartimeNI WWII timeline from 1939-45. Northern Ireland played a part in key events like the Battle of the Atlantic, Battle of Britain and D-Day.

The Second World War raged across Europe, Africa, and Asia throughout the years of 1939-1945. The WartimeNI WWII Timeline lists some of the major events from the conflict and details their connections to Northern Ireland.


1940 saw the fall of France, meaning that Ulster was within reach of Luftwaffe bombers. Many personnel from Ireland and Northern Ireland saw action fighting in the rear-guard during the evacuation from Dunkirk. Later, the Battle of Britain would dominate the skies.

Featured image for The Dunkirk Evacuation

The Dunkirk Evacuation

Christopher Nolan's 2017 blockbuster told the story of the Dunkirk evacuation to a whole new generation. Many of those evacuated were from Northern Ireland.

Featured image for The Battle of Britain

The Battle of Britain

The Battle of Britain was fought in the skies over the United Kingdom in 1940. Of those Churchill called "The Few", twenty-eight came from Northern Ireland.


April and May 1941 brough war to the skies over Belfast, Co. Antrim as the Luftwaffe attacked the city in what would become known as The Belfast Blitz.


The year 1944 was a turning point in the timeline of World War Two. The Allied invasion of Normandy was a pivotal moment. Much of the planning and training had taken place in Northern Ireland.


As the war in Europe drew to an end, activity in Northern Ireland continued. Thousands of young Belgian men arrived in Ulster to train as the new Belgian Army.