When did the English speaking media start to refer to members of the National Socialist German Workers Party?

Question

as NAZIS?

Answer 1

After 1930.

"Before 1930, party members had been called in Eng. "National Socialists", which dates from 1923. The use of Nazi Germany, Nazi regime, etc., was popularized by German exiles abroad."

"Nazi", Online Etymology Dictionary : http://www.etymonline.com/index.php?search=nazi&searchmode=none