The US grants citizenship to Puerto Ricans through the Jones-Shaforth act.
“Asiatic Barred Zone” is defined
Prolific radiologist Alan L. Hart becomes one of the first people in the United States To take surgical steps toward gender affirmation
U.S. Congress passes the Indian Citizenship Act, granting citizenship to all Native Americans born in the territorial limits of the country.
The Society for human rights is founded as the first activist group for gay men in the United States.
Mosque opens in Ross, North Dakota and is widely considered to be the first mosque in the United States.
Zoot Suit riots
Tensions in California rise between Chicanos and Anglo sailors living there.   The tensions eventually erupt into a week of rioting when some 200 sailors descend upon Los Angeles and severely beat several “pachucos,” at times stripping the suits from their bodies. The violence is met with indifference from police.
Congress passes Statute 62: “An Act to provide for the treatment of sexual psychopaths in the District of Columbia, and for other purposes” (Library of Congress, 1948).  This Marks the beginning of the Lavender Scare.
Malcolm X, a Muslim religious leader, begins his ministry.  HE eventually becomes an important voice in the Black Power Movement until his assassination in 1965.
Christine Jorgensen becomes the first American to publicly come forward as transgender.  She is given much media attention and uses her platform to advocate and raise awareness for the transgender community; speaking and educating as a guest on television shows as well as in the academic lecture setting.
The Brown vs. Board of Education case is brought to the Supreme Court. The Supreme Court decides that separate does not mean equal, and racial segregation ends in public schools throughout the nation.
Cuban revolution happens leading to millions of Cubans fleeing Cuba and mostly settling in Miami.
4 young girls are killed after the Sixteenth Street church is bombed in Birmingham, Al.
Filipino and Latino farmworker unions joined in a strike, and later a boycott of grapes in the Delano area of California to protest poor conditions. The five-year campaign ultimately succeeded in forcing the grape producers to sign union contracts. the Influence was from Cesar Chavez.
The Black Panther Party is co-founded by Huey Newton and Bobby Seale. Contrary to the civil rights movements peaceful protests, the Black panthers pledged to protect the Black community by any means necessary.
 Senate Committee on Indian Affairs (SCIA) – This Senate resolution re-establishes the SCIA.

United States v. Sioux Nation of Indians – U.S. Supreme Court ruled that the Sioux Indians were entitled to an award of $17.5 million, plus 5% interest per year since 1877, totaling about $106 million in compensation for the unjust taking of the Black Hills and in direct contravention of the Treaty of Fort Laramie.

The term Two-Spirit is approved as a more appropriate label to encompass the spectrum of sexual and gender identities within the Native American communities.

Native American Languages Act – This Congressional Act made it US policy to “preserve, protect, and promote the rights and freedom of Native Americans to use, practice, and develop Native American languages.
President George H.W. Bush approves a joint resolution designating November 1990 as “National American Indian Heritage Month”.  Similar proclamations have been issued each year since 1994.
After the verdict of the beating of Rodney king, riots occur all over Los Angeles raising racial tensions and the issue of police brutality.
The O.j. Simpson trial heightens racial tensions across america.
American Indian Religious Freedom Act Amendments – This Congressional Act protected the rights of American Indians to use peyote in traditional religious ceremonies.
Executive Order, October 21 on Tribal Colleges and Universities – President Clinton authorized a White House Initiative on Tribal Colleges and Universities within the US Department of Education to continue the support and development of tribal colleges into the 21st Century.
Shannon County, South Dakota, the home of the Oglala Lakota on Pine Ridge Reservation is identified as the poorest place in the country.