<Ul> <Li> On 21 April, anniversary of the death of the National Poet, Allama Muhammad Iqbal (1938); </Li> <Li> On 11 September, anniversary of the death of the Father of the Nation Muhammad Ali Jinnah (1948); </Li> <Li> On 16 October, anniversary of the death of the first Prime Minister, Liaquat Ali Khan (1952). </Li> </Ul> <Li> On 21 April, anniversary of the death of the National Poet, Allama Muhammad Iqbal (1938); </Li> <Li> On 11 September, anniversary of the death of the Father of the Nation Muhammad Ali Jinnah (1948); </Li> <Li> On 16 October, anniversary of the death of the first Prime Minister, Liaquat Ali Khan (1952). </Li>

Who determines when the flag is flown at half mast