1. Cyrus McCormick
2. Sewing Machine
3. Samuel Morse
4. Eli Whitney
5. Cotton Spindle
6. Cotton gin
7. Charles Goodyear
8. John Deere
9. Francis Lowell
Feudalism allowed large territories to be governed in the absence of a central government. Each lord or vassal raised an army to defend his fief and to serve the king as needed. One drawback to this system was that the nobles were very powerful because they controlled the armies.
Building and sanitary codes<span>
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To bring about radical change for its participants
Redemptive social movements are usually religious in nature and only have a limited focus. It aims to radically change an individual’s behavior thus changing the entire person. Examples of redemptive movements are fundamentalist religious movements and cults. In some religions, there is an emphasis on being “born again”. This state implies that a complete individual transformation or a radical inner change is expected from the person. Perhaps the best example would be the spread of Christianity all over the world through the work of missionaries.
I'm pretty sure this is referring to the ancient Maya civilisation
