Tudhaliya IV was a significant king of the Hittite Empire, reigning during the 14th century BCE. He is known for his military campaigns and efforts to consolidate power within the empire. His reign marked a period of stability and expansion, as he sought to strengthen Hittite influence in the region. Tudhaliya IV is also recognized for his diplomatic relations, particularly with neighboring states. He engaged in treaties and alliances, which helped maintain peace and secure trade routes. His contributions to the Hittite legal system and religious practices further solidified his legacy as an important ruler in ancient history.