Passage: The first months of the Frangieh mandate saw the dismantling of the country's intelligence and security services built by Chehab. They were feared and accused of still having a strong hold on political life. This, however,  allowed rapidly increasing multiple foreign interferences in the internal affairs of the country, soon manifesting itself as a Palestinian military presence in 1973, and the onset of civil war in 1975. Fouad Chehab died in Beirut in April 1973, at the age of 71. Many look at his era as being that of statehood and the rule of law.

Question: When did Fouad Chehab die?
April 1973