The first helicopter was made in 1909.
The first Helicopter was made by Igor Sikorsky, in 1939.
No, the first practical helicopter was made in 1941.
Igor Sikorsky made the first practical helicopter
Igor Sikorsky made the first practical helicopter
Russia
united states
Sikorsky made the first practical helicopter. Bell followed very soon after
The first practical helicopter built was the Sikorsky VS300, as in pic.
They were aluminium
Berlin
It was not built then, but Leonardo da Vinci made a drawing of a helicopter in the 15th Century.