King Ludwig I of Bavaria reigned from 1825 to 1848. He is known for his efforts to promote the arts and culture in Bavaria, commissioning many beautiful buildings and monuments, including the famous Neuschwanstein Castle. His reign was marked by a strong interest in classical architecture and the establishment of the Bavarian Academy of Fine Arts. Ludwig I was also a patron of the Romantic movement, which influenced his artistic vision. However, his reign faced political challenges, leading to his abdication in 1848 during the revolutions sweeping across Europe. Despite this, his legacy in art and architecture remains significant in Bavarian history.