On 9 February 1942, as the Council was debating, as a matter of urgency, the British Government's intention to deport several Maltese citizens, Mifsud suffered a heart attack as he was delivering a speech against the government's intention.
On February 9, 1942, as the Council was discussing a pressing issue regarding the British Government's plan to expel several Maltese citizens, Mifsud had a heart attack while delivering a speech opposing the government's intentions.