The act of searching out new lands is exploration
People who move out of a country are often referred to as expatriates or emigrants.
They are called refugee's.
west
People settle in New lands to simply get away from old lands that the do not like there are many reasons people settle in New lands it could be something that's going on in their old land that's making them annoyed so they move to a new land.
Sailing to new lands might advance Christianity because those sailing can easily carry the good news to the people in the new lands. People who take the gospel message to new lands are normally referred to as missionaries.
They were called Conquistador.
When people move to a new area or region, it is called migration or relocation. This can be for various reasons such as work opportunities, personal preferences, or seeking a better quality of life.
Explorer or pioneer.
Ii is called exploration.
explorers
His new move is called the Double McTwist 1260.