Unified States

Unified States (合州国) is a democratic state located in the continent at the west of the one most countries in this series located in. It was described by a seaman in manga as a nation which is filled with agriculture, oil, and spectacular buildings. Arkansas, one of its states, is the home-place of Anson Sue's wife.

International Relations

 * Commonwealth (連合王国) - The US has special historical relationships with Commonwealth. After Commonwealth declared war on the Empire, the US sent volunteers, sold the weaponry, and made some lend-lease program to help them fight the Empire.
 * Empire (帝国) - They were the competitors in some industries, and also the trading partners at the same time. The US' public will tended to continue their trading relationships, but the government thought of the Empire as hostile.
 * Russy Federation (anime) (ルーシー連邦)  - The exact relationships are not clear, yet several US armored vehicle are used by the red army in Eastern Front in volume 7.

Army
Not much information are available so far. In manga, US and the Empire are the only two countries that accept female soldiers.

Navy
No information

Airforce
No information

Research and Development
No information

Land/Air
In volume 4, they had just developed a powerful tank that refers to M26 Pershing and new operation orb named “Type 6F high water resistance model”, yet both their amount hasn't satisfied their domestic demand.

Sea
No information

Trivia

 * They are the reference of United States of America.