The decimation of the bison herds was a creative and cruel tool in the systematic removal and destruction of the Native American population.

The Comstock Lode, a massive lode of silver ore, was discovered near Mt. Davidson in Nevada.

The discovery of gold in the west led to a new frontier that people of all ethnicities and backgrounds were rushing to.

Custer makes his final stand on the Lakota plains as he looses the battle to the Natives.

Sitting Bull, a Lakota HolyMan, led a Native American uprising against the US Government, in 1881 he surrendered.

The Dawes Allotment Act allowed the US Government to break up Native American reservation and give land to individual Natives. This decreased the total land owned by the Natives.

The Oklahoma Land Rush (also known as the Land Run of 1893) was the rush to claim government land in the area that would become northern Oklahoma, by speculators and homesteaders.

The Wounded Knee Massacre was the killing of over 150 Lakota Men, Women, and Children by the US Army.

The Brooklyn Bridge,one of the earliest and largest suspension bridges of its time, was a symbol of American ingenuity and immigration. Its construction spanned 14 years and costed the lives of countless immigrants.

Andrew Carnegie builds the largest, most up-to-date Bessemer steel plant in the world.

A major wall street panic leads to major economic depression.

The invention of the telephone revolutionized both the communication industry, but other industries that relied on effective communication.

During the 1800s immigration from southern and eastern European countries drastically increased, this contrasted the mainly western and northern European immigration from before.

Ellis Island was opened in New York Harbor to help process the influx of immigrants to the United States.

In Boston, the nation's first subway system is opened for operation.

In 1870 the 15th Amendment was ratified, giving African Americans the right to vote, but not women.

The Woman's Christian Temperance Union (WCTU) is formed.

The Civil Rights Act, sometimes called Enforcement Act or Force Act, was enacted to guarantee African Americans equal treatment in public accommodations, public transportation, and to prohibit jury duty exclusion.

Signed by President Chester Arthur, the Chinese Exclusion Act prohibited the immigration of all Chinese laborers.

Frances Willard, head of the Woman's Christian Temperance Union, calls for woman suffrage.

President Grover Cleveland enforces the Monroe Doctrine in the border dispute between British Guiana and Venezuela.

This number is low in comparison to the 1870 census which found that 80% of the population lived in rural areas.