What happened at the battle of poitiers aka battle of tours?

The ancient greek city-state of sparta was run as an oligarchy , meaning

Which answer best describes an advantage of shipping goods by canal? a) most towns would rather have canals then noisy railroads b) goods could travel very fast downstream in the canal system c) traveling by boat is a much more relaxing way to transport goods. d) heavy loads of goods could travel by boat more easily then if pulled by horses.

What event caused germany’s economy to fail?