North America is the United States & Canada.
Russia does not belong because it is not located in the Americas like the United States and Brazil. The United States and Brazil are both part of the Americas continent, while Russia is located in Europe and Asia.
Both countries are powerful, but the United States is orders of magnitude more powerful.
From a military point of view, Britain is the closest ally to the United States. It is not powerful when compared to the United States itself, but when compared to most other allies Britain is powerful.
The United States
The United States.
Americas most amazing animal is the eagle an eagle represents united states of America
The titanic was the most powerful ship...
United States domination of the Americas
about 312,000,000 in the United States, about 800,000,000-900,000,000 in the Americas.
Baseball was invented in America, specifically in the United States.
Yes, that's how the United States defeated Japan by the end of World War 2. The United States are powerful enough to defeat Japan.