The French Revolution - France
The Philippine-American War - Philippines
Yemeni Rebellion of 1891 - Yemen
It means that, in different classes, what for someone in one class is labor or work because he or she is doing those duties, for someone in another class that can be his or her poperty because he or she is the employer and owns the resources or products that other people are working on. And when it comes to express the idea in the same class, it means that no matter what is the position of every person, they treat each other as family and they trust each other, something that, if we were talikng about the matters of poperty and labor in different classes, it would not being happening.
Mexico. people from mexico were looking for jobs and lot of people were ticked off that they were trying to "steal the jobs"
The Olmecs were a culture of ancient peoples of the East Mexico lowlands.