Answer:
The President at that period in time was Iskander Mirza who was a key factor in Hussain Shaheed Suhrawardy failure.
Hussain was appointed as the prime minister and during his tenure had a lot of conflict and disagreements with President Mirza.
There was a lot of bad mouthing against him and he was accused of being involved in the most serious was that he was involved in Hindu-Muslim riots which led to his failure.