Count Baldwin of Hainaut was a nobleman from the 12th century, known for his role in the Crusades. He became the first Latin Emperor of Constantinople after the Fourth Crusade, which aimed to reclaim the Holy Land but instead led to the capture of the Byzantine capital. His reign began in 1204 and was marked by efforts to stabilize the newly established Latin Empire. Baldwin was born around 1172 and was a member of the House of Flanders. His leadership faced numerous challenges, including conflicts with rival factions and the need to secure alliances. He disappeared in 1205 during a battle against the Bulgarians, and his fate remains uncertain, marking a significant moment in the history of the Crusades.