Answer:
On May 17, 1954, U.S. Supreme Court Justice Earl Warren delivered the unanimous ruling in the landmark civil rights case Brown v. Board of Education of Topeka, Kansas. State-sanctioned segregation of public schools was a violation of the 14th amendment and was therefore unconstitutional.
Answer:
The US Post Office issued its first Christmas stamp on November 1, 1962. It cost 4 cents.
Explanation:
"by highlighting the health benefits of riding a bicycle by highlighting why late-model bicycles were easy to ride by showing how popular bicycles had become by the late 1800s by showing what a typical bicycle looked like at the turn of century:"
well they were a gear ratio of 3:1 and it is just there u see a older bike but if u look at one to day there look almost the same altho its older they have not changed much it has to wheels and so on but yeah...
