The most recent would be the murders of the 9/11/01 attacks in New York City, Arlington, Virginia and Shanksville, Pennsylvania. There were 2,973 victims that day.
Prior to that, the murders by the Nazis from 1933 to 1945 are estimated between 10,000,000 to 12,000,000 Europeans killed (non-combat).
The largest tick ever recorded is the Hyalomma marginatum species, which can grow to be around 0.6 inches (15 mm) in length. These ticks are commonly found in regions like Africa, Asia, and southern Europe.
The largest human stool ever recorded was reported to be 26 feet long. However, it's important to note that sensationalized claims of extremely large stools may not always be accurate or verifiable.
The largest snowfall ever recorded in Florida was in the city of Tallahassee on February 13, 1958, when approximately 2.8 inches of snow fell. Snow is a rare occurrence in Florida due to its subtropical climate.
The largest earthquake ever recorded was in Valdivia, Chile in 1960 with a magnitude of 9.5. The second largest earthquake was in Prince William Sound, Alaska in 1964 with a magnitude of 9.2.
The largest earthquake ever recorded was the 1960 Valdivia earthquake in Chile, which had a magnitude of 9.5 on the moment magnitude scale.
Largest pumpkin ever recorded was in 2012 and it weighed in at 2009 lbs.
The largest moose ever recorded had an estimated weight of around 1,800 pounds.
A jackfruit
The largest Timber Rattlesnake ever recorded was 74.5 inches
Arbok!
Cyclone Monica
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mount Manganui
No. The largest ever recorded was in 1965 in Chile and that was a 9.5.
According to the Guiness World Records, the largest snowflake ever recorded was 15 inches wide and 8 inches thick. It was reported at Fort Keogh, Montana in 1887.
nopee
The largest tornado in Oklahoma (and in fact the largest tornado ever recorded), was the El Reno, Oklahoma tornado of May 31, 2013. It was 2.6 miles wide.