The Jingoistic States of Cathcart Circle Line 4 is a colossal, safe nation, notable for its barren, inhospitable landscape. The hard-nosed population of 8.187 billion Cathcart Circle Line 4ians are highly moralistic and fiercely conservative, in the sense that they tend to believe most things should be outlawed. People who have good jobs and work quietly at them are lauded; others are viewed with suspicion.

The medium-sized government prioritizes Law & Order, although Welfare, Defense, and Social Policy are also considered important. The average income tax rate is 24.5%, but much higher for the wealthy.

The large but inefficient Cathcart Circle Line 4ian economy, worth 324 trillion Deneroes a year, is fairly diversified and led by the Arms Manufacturing industry, with major contributions from Furniture Restoration, Retail, and Basket Weaving. State-owned companies are common. Average income is 39,588 Deneroes, and evenly distributed, with the richest citizens earning only 2.5 times as much as the poorest.

Protests are illegal, the nation's "surprisingly chill" military is renowned for its horrendous war crimes, ambulances aren't allowed to overtake hearses, and men are expected to stay home to fix funny noises in the attic. Crime, especially youth-related, is totally unknown, thanks to a well-funded police force and progressive social policies in education and welfare. Cathcart Circle Line 4's national animal is the Black Bear, which teeters on the brink of extinction due to widespread deforestation.

Cathcart Circle Line 4 is ranked 163,282^nd in the world and 1^st in Samson for Largest Gambling Industry, scoring 230.76 on the Kelly Criterion Productivity Index.