What misgiving might some of the people who left their homes in the east have had?

Some people who left their homes in the east may have experienced misgivings about the uncertainty of their future, fearing the loss of familiar surroundings and community ties. They might have been anxious about the challenges of adapting to new environments, including potential cultural differences and economic instability. Additionally, concerns about safety and the possibility of leaving behind loved ones or important possessions could have weighed heavily on their minds.