There was the end of the Russian civil war and if you consider it, there was the prohibition war.
joining the league of nations
No, it has not been in any wars yet. ;)
Yes, but only small European wars.
no
he farted
No. There hasn't been any wars in Australia so far (phew) unless you count the mini war when the white people took over Australia and the Aboriginals weren't happy blah blah blah
joining the league of nations
indrirectly causing to world wars
There wasn't any tv in the 1920s. The first public demonstration was in the 1920s, though, so you can search "first tv ever".
Do you mean WERE there any wars in 1648?
No she was not involved in any wars
No, it has not been in any wars yet. ;)
There have been wars in Ireland, most notably the War of Independence and the Irish Civil War, both of which happened in the 1920s.
Of course peru was in any wars so yes
No, he has not served in the military in any wars.
Portugal never had any wars but there were people that went into the war.
FDR was paralyzed by Polio in the 1920s between the two world wars.