"If a police officer searched a person's home without a warrant and didn't have the owner's permission, which Supreme Court case would the officer likely be violating"

Mapp v. Ohio.

In 1961 the US Supreme Court ruled (6-3) that evidence obtained in violation of the Fourth Amendment of the US Constitution, which prohibits "unreasonable searches and seizures," is inadmissible in state courts.

Hope this helps.

i believe the answer is:   psychological  experiment

in this experiment, wilhelm wundt became the first person that implement scientific method in analyzing the pyschological phenomenon.

due to this result, wilhelm wundt also able to make psychology to be acknowledged as a separate scientific field from biology.

"harry t. moore (1905-1951) – civil rights activist, leader, and the first martyr of the civil rights movement. fannie lou hamer (1917–1977) – leader in the american civil rights movement; co-founder of the national women's political caucus and freedom democratic party. james farmer (1920–1999) – congress of racial equality."