The correct answer is - Roman Empire.
The Jews have been taken out forcefully out of their homeland on multiple occasions, by different empires. The Roman Empire was the last one to move the Jews out of Palestine, and that was the time when the Jews put on themselves the idea and hope that one day they will return to their homeland.
The reason why the Jews were moved away from Palestine on numerous occasions is because they were not willing to be under the occupation of other people and constantly rebelled. That was not seen fondly by the empires that conquered them, so they were moving them out of that territory.
After the WW II ended, the Jews did managed to get back to Palestine and form a county there, bearing the name of Israel.
The main reason for british colonization of Singapore was to obtain use of its harbor and ports. Singapore was in a very strategic position for certain trade and shipping routes.
The correct answer to this question is: 1 writers who worked to reform aspects of society
Muckrackers were socially conscious journalists who worked to expose the worst aspects of society.
The environmental legislation signed by President Bush in 1990 set stricter standards on pollution from factories. This was done to prevent the negative results of pollution, since everything concerning that was getting worse and worse.
I believe there was a contest but I am not sure the answer to your first question.