| Goguryeo, one of the ancient Korean kingdoms, has a rich history spanning over 700 years, from its foundation in 37 BC by Jumong to its fall in 668 AD. Here's an overview of Goguryeo's history, divided into chronological segments. - Early Goguryeo (37 BC - 1st Century)
- 37 BC: Jumong establishes Goguryeo.
- 33 BC: Jumong builds the first capital, Gungnae City (near present-day Pyongyang).
- Middle Goguryeo (2nd Century - 4th Century)
- Mid-3rd Century: Under King Gogukwon, Goguryeo begins its territorial expansion into northeastern China.
- 313 AD: King Micheon attacks and destroys the Chinese commandery of Lelang, marking Goguryeo's expansion into the Korean Peninsula.
- 342 AD: During King Gwanggaeto's reign, Goguryeo attacks the Chinese region of Liaodong but later faces defeat, signifying the beginning of its golden age.
- Golden Age of Goguryeo (5th Century - 6th Century)
- 391 AD: King Gwanggaeto the Great ascends to the throne, expanding the territory and strengthening centralized governance.
- 413 AD: The construction of the Gwanggaeto Stele, commemorating King Gwanggaeto's victories and achievements.
- 475 AD: King Jangsu captures Hanseong (in the Han River area), extending Goguryeo's territory to the south.
- 531 AD: Under King Anjang, Goguryeo secures a victory against Baekje, solidifying control over the Han River basin.
- 598 AD: Goguryeo successfully repels an invasion by the Sui Dynasty.
- Late Goguryeo (7th Century)
- 612 AD: General Yeon Gaesomun repels a massive invasion by the Sui Dynasty, showcasing Goguryeo's military strength.
- 642 AD: Yeon Gaesomun seizes power, becoming the de facto ruler.
- 645 AD: Emperor Taizong of Tang leads an unsuccessful invasion against Goguryeo.
- 660 AD: Baekje falls to the alliance of Tang and Silla.
- 668 AD: Goguryeo is defeated by the Tang-Silla alliance, marking the end of the Three Kingdoms period and the beginning of the Unified Silla era.
Goguryeo's history is a significant part of Korean identity and historical pride, with the spirit of Goguryeo continuing to inspire many Koreans today. If Silla had not intervened, I think Goguryeo might still be showing off its dignity today. | 
