Birger Jarl vs Cai Jing

Birger Magnusson was appointed Jarl (earl) of Sweden by King Eric XI, becoming the de facto ruler of the kingdom. This position gave him control over military and judicial affairs, laying the foundation for his regency.

Birger Jarl introduced legal reforms that centralized royal authority and standardized laws across Sweden. He strengthened the king's power over the nobility and established a more unified legal system, reducing regional autonomy.

After King Eric XI's death, Birger Jarl served as regent for his son Valdemar, who was a minor. Birger effectively ruled Sweden for over a decade, implementing legal and administrative reforms that strengthened the monarchy.

Birger Jarl is traditionally credited with founding Stockholm, the future capital of Sweden. He built a fortress on the island of Stadsholmen to control trade routes and defend against foreign invasions, establishing a key urban center.

Cai Jing revived and expanded Wang Anshi's New Policies, including state monopolies on tea and salt, and the 'Green Sprouts' loan system. These measures increased revenue but caused widespread corruption and hardship.

Cai Jing was appointed Grand Councilor under Emperor Huizong, beginning a long tenure marked by centralization of power. He implemented policies that enriched the court but burdened the populace.

Cai Jing ordered the persecution of the Yuanyou faction, including Su Shi and other conservatives. He erected the 'Stele of Factionalists' listing 309 officials as traitors, leading to executions and exiles.

As Jurchen Jin forces approached Kaifeng, Cai Jing fled the capital with his family, abandoning his post. He was later captured and died in exile, widely reviled as a traitor who weakened the Song.