In the year 1955...
- Japan's Liberal and Democratic parties merge to form the Liberal Democratic Party (LDP), a conservative vote-getting juggernaut which would rule Japan almost continuously for the next five decades, with the exception of 11 months in 1993.
- Rosa Parks becomes an icon to the African-American civil rights movement when she refuses to give up her seat on a Montgomery, Alabama bus to a white man.
- Disneyland opens.
- The first edition of the Guinness Book of Records is commissioned by the Guinness Brewing Company following a debate in a pub over the fastest species of gamebird.
- The Brooklyn Dodgers win their first and last World Series title four games to three, finally defeating the hated New York Yankees after five unsuccessful tries.
These people were born in 1955:
These people died in 1955:
1954 - 1955 - 1956
This is a collaboratively edited writeup. You are encouraged to assimilate and supersede it.