Otto II of Germany was a Holy Roman Emperor who reigned from 973 until his death in 983. He was the son of Otto I, the first Holy Roman Emperor, and Adelheid of Italy. Otto II continued his father's policies, strengthening the empire and promoting Christianity throughout Europe. He was known for his efforts to unite the German and Italian territories. During his reign, Otto II faced challenges, including conflicts with the Slavs and Byzantine Empire. He married Theophanu, a Byzantine princess, which helped to solidify ties between the two empires. Otto II's reign was marked by cultural and political developments that influenced the future of the Holy Roman Empire.