Today marks the day where 210,000 Irish fought in the Great War.
World leaders will gather at Ypres to attend a ceremony at Menin Gate, a memorial to the British and Commonwealth soldiers who died and whose burial places are unknown.
Ypres is a city which experienced heavy fighting through the four years of the war.
British Prime Minister Boris Johnson along with an Irish contingent paid tribute to all the British and Irish soldiers who lost their lives in World War I.
Many people wear poppies as a sign of remembering the great soldiers who fought and were killed in battle – 50,000 of whom were Irish.
Lest We Forget. R.I.P. Heroes