When was the strongest or most damaging floods event?

The most damaging flood event in recent history was the 2010 Pakistan floods, which began in July and lasted for several weeks. It was caused by heavy monsoon rains, affecting approximately 20 million people and resulting in over 1,700 deaths. The floods destroyed vast areas of infrastructure, agriculture, and homes, leading to a humanitarian crisis and significant economic losses. The scale of the disaster highlighted the vulnerabilities of the region to extreme weather events exacerbated by climate change.