R ReadLittle The Kids' Encyclopedia

United States

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A Nation of Freedom, Diversity, and Innovation


The United States of America (often called the U.S. or America) is a country located in north-america. It is made up of 50 states, one federal district (Washington, D.C.), and several territories. The country is bordered by canada to the north, mexico to the south, the Atlantic ocean to the east, and the pacific-ocean to the west. The U.S. is one of the world’s largest and most powerful countries, known for its democracy, economy, and culture.

The United States began on July 4, 1776, when thirteen colonies declared independence from Great Britain. This event is remembered every year on Independence Day. The early Americans created a new form of government based on freedom, equality, and individual rights. The nation’s founding document, the constitution, was written in 1787 and remains the highest law of the land today.

The U.S. grew rapidly over the next centuries. It expanded westward, added new states, and became a leading industrial nation. The country went through major events like the Civil War in the 1860s, which ended slavery, and the Great Depression in the 1930s, a time of economic struggle. In the 20th century, the U.S. played a key role in both World War I and World War II and became a global leader afterward.

Today, the United States is home to more than 330 million people from many backgrounds and cultures. English is the most common language, and the U.S. dollar is the official currency. The country’s government has three main branches: the President leads the Executive Branch, Congress makes laws, and the Supreme Court interprets them. This system is called checks and balances, which helps keep power fair and equal.

The U.S. has many famous landmarks and natural wonders, such as the Statue of Liberty, the Grand Canyon, and Yellowstone National Park. Its cities—like New York, Los Angeles, and Chicago—are known for their energy, creativity, and innovation. Americans have made major contributions in science, technology, sports, and entertainment, influencing people around the world.

The United States continues to be a symbol of opportunity and freedom. It faces challenges like climate change, inequality, and political division, but it also remains a place where people work toward progress, invention, and the shared dream of a better future.

What We Can Learn

  • The United States is made up of 50 states and one capital district.
  • It became independent from Great Britain in 1776.
  • The U.S. government is based on democracy and the Constitution.
  • The country is known for its diversity, innovation, and global influence.