Conrad IV

King of Germany and Sicily

Conrad IV - Leaders & Politicians born 1228
Born

1228
797 years ago

Died
Category

Leaders & Politicians

Country

Germany

Links & References

Became King of Germany in 1250 and later King of Sicily in 1254. His reign was marked by conflicts over imperial authority and control over the Kingdom of Sicily. Faced challenges from papal authority and opposition from other noble factions within the German territories. Died at a young age, leaving an unfinished legacy tied to both the Holy Roman Empire and the southern Italian kingdom.

Crowned King of Germany in 1250

King of Sicily during 1254

Other People Who Died on May 21st

Annarita Sidoti

Italian race walker, multiple champion
Born
1969 56 years ago
Died
May 21st, 2015 10 years ago — 46 years old

An accomplished race walker, achieved significant milestones in international competitions. Secured a gold medal at the 1996 European Athletics Championships in the 10 km walk. Represented Italy at multiple Olympic Games, showcasing talent in race walking events. Achieved personal bests that remained competitive in the sport. Contributed to the development of race walking in Italy through participation in various national and international events.

Continue Reading

Louis V

Elector Palatine, ruler in Germany
Born
July 2nd, 1478 547 years ago
Died
May 21st, 987 1038 years ago — -492 years old

Born in 1478, served as Elector Palatine, overseeing the Palatinate region of Germany. Held the title during a tumultuous period characterized by political conflict and the rise of the Protestant Reformation. The electoral power allowed for significant influence in the Holy Roman Empire. Engaged in several territorial disputes and had an important role in the governance of the Palatinate. His tenure featured efforts to consolidate power and navigate the complexities of regional politics.

Continue Reading

Sun Quan

Emperor of Eastern Wu during the Three Kingdoms
Died
May 21st, 252 1773 years ago — None years old

Ruled the Eastern Wu kingdom during the Three Kingdoms period, assumed the title of emperor in 220 AD. Established the foundation for Eastern Wu's power, focusing on both military and diplomatic strategies. Engaged in significant battles against rival states, including the notable victory at the Battle of Chibi. Strengthened trade and agriculture, facilitating economic development within his realm. Oversaw the promotion of Confucianism as a guiding ideology in governance.

Continue Reading

Hugo de Vries

Botanist and geneticist, mutation theory
Born
February 16th, 1848 177 years ago
Died
May 21st, 1935 90 years ago — 87 years old

Contributions to genetics included the formulation of the mutation theory, which proposed that new species arise from sudden changes in traits. Conducted hybridization experiments on plants, particularly evening primroses, leading to significant findings in heredity and variation. Published works advanced the understanding of Mendelian inheritance, which laid foundational principles for modern genetics. De Vries also played a role in the revival of interest in Mendel's laws in the early 20th century, influencing future research in the field.

Continue Reading

Geoffrey de Havilland

Pilot and engineer; designed Mosquito
Born
July 27th, 1882 143 years ago
Died
May 21st, 1965 60 years ago — 82 years old

An English pilot and engineer played a significant role in the development of military aircraft during World War II. Established the de Havilland Aircraft Company, which produced several notable aircraft designs. The most prominent of these was the de Havilland Mosquito, a twin-engine bomber known for its speed and versatility. Beyond military applications, contributions also extended into civil aviation with the design of the de Havilland Comet, the world's first commercial turbojet airliner. His engineering advancements greatly influenced aircraft performance and technology in aviation.

Continue Reading

Jassem Al-Kharafi

Kuwaiti politician and Speaker of the Assembly
Born
1940 85 years ago
Died
May 21st, 2015 10 years ago — 75 years old

Served as the 8th Speaker of the National Assembly in Kuwait. Held the position from 2006 to 2013 and was instrumental in various legislative processes during his tenure. Al-Kharafi was also a prominent businessman and engaged in numerous commercial activities within the region, contributing to the economic landscape of Kuwait. His leadership in the assembly was marked by a focus on governance and political reform.

Continue Reading