John Douglas established the settlement at Oysterville in 1841.
The correct answer is <span>b methodically purging potential rivals
In these purges millions of people died. Many of them would just disappear over night while other would be sent to Siberia into Gulags or to work until they die in mines and similar projects. He would even remove them from history by removing them from pictures and destroying everything they ever had or wrote or built.</span>
During the plague, many believed that if they let immigrants into their nation, a major outbreak could occur. However, nearly all places in the world were affected by the disease anyways. (Except for American Samoa, who refused to let anyone on the island)