Context : The 1522 Vila Franca earthquake, alternately the 1522 Vila Franca landslide (Portuguese: Subversão de Vila Franca or Terramoto de Vila Franca) refers to the great earthquake and landslides that occurred between 21--22 October 1522, in the municipality of Vila Franca do Campo (then provincial capital), on the island of São Miguel, in the Portuguese archipelago of the Azores. 
Question : The date of 1522 Vila Franca earthquake?
22 October 1522