Which of the following statements regarding World War 1 are false?

Great Britain declared war on Germany after Germany invaded France.
Great Britain declared war on Germany after Germany declared war on France.
Germany pledged their support for Austria-Hungary after the death of Franz Ferdinand.
France pledged its support of Russia after Germany declared war on Russia.

None of the statements are false.

- Great Britain declared war on Germany after Germany invaded France. (True)
- Great Britain declared war on Germany after Germany declared war on France. (True)
- Germany pledged their support for Austria-Hungary after the death of Franz Ferdinand. (True)
- France pledged its support of Russia after Germany declared war on Russia. (True)

The false statement regarding World War 1 is: France pledged its support of Russia after Germany declared war on Russia.