USCIS 128:122. Why does the flag have 50 stars?

OpenAI. (2026).   Why does the flag have 50 stars?   [AI-generated infographic]. OpenAI.  Edited by Jennifer Gagliardi

The flag of the United States has 50 stars because there are 50 states in the country.

Each star on the flag represents one state. The stars show that all 50 states are united together as one nation.

The stars appear in the blue part of the flag, called the union.

When the United States first became independent during the American Revolutionary War, the country had 13 original states.

In 1777, the Continental Congress passed the Flag Act of 1777, which created the first official American flag.

The law stated:

“the flag of the thirteen United States be thirteen stripes, alternate red and white; that the union be thirteen stars, white in a blue field, representing a new constellation.”

The 13 stars represented the 13 original states united together in a new nation. The phrase “new constellation” symbolized the creation of a new independent country among the nations of the world.

As the United States expanded westward and new states joined the Union, Congress added additional stars to the flag.

The number of stars changed many times during American history. At different times, the flag had 15 stars, 20 stars, 48 stars, 49 stars, and eventually 50 stars.

In 1795, Congress approved a flag with 15 stars and 15 stripes after Vermont and Kentucky joined the Union.

Later, Congress realized that adding more stripes would make the flag difficult to design as the country continued growing.

Because of this problem, Congress passed the Flag Act of 1818.

The law permanently kept the flag at 13 stripes to honor the original colonies, while new stars would continue to be added for each new state.

The law also created the rule still used today: a new star is officially added to the flag on July 4th following the admission of a new state.

During the 1800s, the United States expanded across North America. New territories became states, and the number of stars on the flag continued to grow.

After the American Civil War, the flag became an important symbol of preserving the Union. President Abraham Lincoln refused to remove stars representing Southern states that had seceded because he believed the Union would survive the war.

By 1912, the flag had 48 stars after New Mexico and Arizona became states.  The 48-star flag remained official for many years and was used during both World Wars.

In 1959, Alaska became the 49th state, and a 49-star flag was introduced.  Later that same year, Hawaii became the 50th state.

The current 50-star flag officially became the national flag on July 4, 1960.  Today, the American flag has 13 stripes representing the original colonies and 50 stars representing the 50 states.

The American flag is displayed at schools, government buildings, military bases, memorials, sporting events, and homes across the country.

Many Americans view the stars on the flag as symbols of unity, equality among the states, national growth, and the strength of the Union.