Complete the following sentence: Disaster fell upon Portugal in the morning of 1 November 1755, when
Lisbon was struck by a violent earthquake with an estimated Richter scale magnitude of 9.<unk> Lisbon was struck by a violent earthquake with an estimated Richter scale magnitude of 9. The city was razed to the ground by the earthquake and the subsequent tsunami and fires. De Melo, fortunately, survived and immediately embarked on rebuilding the city, with his famous quote: "What now? <unk> <unk> <unk>