In most cases a Supreme Court decision is permanent. The current Supreme Court can change the decision of a previous Supreme Court.
Speeds are given in terms of distance per time (for example, miles per hour is a common unit for speed). This means that you simply divide 50 feet by 3 seconds to get 16.67 feet per second. That is a perfectly valid unit for speed, but you could express the same speed as 5.08 meters per second or 11.36 miles per hour.
In 1887, the U.S. Congress adopted The Dawes Act. It surveyed American Indian lands and divide those lands into allotments for individual Indians.
Nomadic life of north indian americans
23 miles = 40480 yards
Whatever it took to win
A food crop seller is a farmer or agricultural wholesaler.
The women's suffrage movement that finally led to their right to vote gave politics a broader span of "voices" on election issues. Generally speaking, it took Western nations some time before women were given the rights they were entitled too. In the US, the 19th amendment of 1920 gave women their voting rights. By comparison it took the UK until 1928 to give women the same rights that American women had.
The south has an economy based on plantation farming.
S corporations
shareholders
It is called privatisation.