The Allyspace map shows Ireland as one of the UK's allies, when it was actually neutral during World War II.
During the convict settlement of Australia sketch, the map showing the state of New South Wales is wrong for the period. The borders of N.S.W. weren't defined until the mid 1800s. The border with South Australia was defined in 1836, Victoria 1851 and Queensland in 1859.
The Allyspace map depicts Europe with its modern borders, rather than those of 1939.