It means that the Romans were lazy , but on the other hand, "soft belly" also means having a harsh time or problems. During this time, The Romans become lazy and that was one of the reasons for the fall of Rome.
The Nazi's killed many Jews, over 6 million of them, during the Holocaust. It made it extremely hard for the Jews to live. They had to either move, or hide, and moving to the United States of America was the best choice for safety.
To explore the Louisiana territory.
and
To establish a route across the continent.
The current prime minister of Greece is Kyriakos Mitsotakis,
Proving summer school is local