It was composed of escaped African slaves located in Brazil, which saw internal conflict leading to its demise at the hands of the Portuguese
Civil disobedience-- Martin Luther King Jr. used civil disobedience learned from men like Gandhi, Thoreau, and the teachings of Jesus Christ.
The method of civil disobedience uses boycotting, sit-ins, and non-violent protest. Martin Luther King Jr. organized the Montgomery Bus Boycott which was a boycott of the bus system started with Rosa Parks disobedience on segregated buses. It effectively attacked large economic systems which created change due to loss of income.
Two mountain ranges, the Alps and the Apennines, helped to protect Rome from invasion. The Apennines divide the Italian peninsula in half and, according to SPQR Online, allowed the Romans to mass forces for counter-attack whenever they were threatened.
