Narai the Great vs Seonjo of Joseon

Narai became king of Ayutthaya after a coup against his uncle, King Si Suthammaracha. His reign marked a shift toward cosmopolitanism and foreign trade.

Narai developed Lopburi as a second royal capital, building a palace and European-style buildings. The city became a center for foreign diplomats and traders, reflecting Narai's cosmopolitan policies.

Narai welcomed the first French embassy led by Chevalier de Chaumont at his court in Ayutthaya. The embassy sought to convert Narai to Catholicism and establish trade ties, leading to a Franco-Siamese alliance.

Narai dispatched a Siamese diplomatic mission to the court of King Louis XIV at Versailles. The embassy, led by Kosa Pan, was a major event in Franco-Siamese relations and showcased Siamese culture in Europe.

During Narai's final illness, French troops in Bangkok and Mergui were besieged by Siamese forces loyal to Phetracha. The siege ended French military influence in Siam and led to the expulsion of French garrisons.

Seonjo faced the Japanese invasions led by Toyotomi Hideyoshi. The Joseon army was initially defeated, and Seonjo fled to Uiju near the Chinese border, leaving Seoul to be captured by Japanese forces.

Seonjo abandoned Seoul and fled to Uiju near the Chinese border as Japanese forces advanced. His flight demoralized the court and populace, but allowed him to request military aid from Ming China.

Seonjo secured military support from Ming China, which sent a large army to aid Joseon. The combined Ming-Joseon forces recaptured Pyongyang and pushed Japanese forces south, leading to a stalemate.

Japan launched a second invasion of Korea after peace negotiations failed. Seonjo again relied on Ming support, and the war continued until Hideyoshi's death in 1598 led to Japanese withdrawal.

After the war, Seonjo initiated reconstruction efforts, including rebuilding infrastructure and reorganizing the military. However, factional conflicts and corruption hindered recovery.