Definition of "identitarian"

"The revolution in the Vendée, where peasants and noblemen had risen against the identitarian terrorists of Paris" (p. 117)

1943, Erik von Kuehnelt-Leddihn, The Menace of the Herd, or Procrustes at Large, e.g

It began in May, when Mr. Fiato, a leader of the Italian branch of a European right-wing movement that calls itself identitarian, joined his allies in using an inflatable raft to momentarily delay a ship carrying Doctors Without Borders personnel that was chartered to rescue migrants at sea.

2017 July 21, Jason Horowitz, “For Right-Wing Italian Youth, a Mission to Disrupt Migration”, in The New York Times‎

Sex between men is articulated as a casual act of “being free to be a man” that need not have any troubling gay identitarian consequences.

2015, Jane Ward, Not Gay, New York University Press, page 129

Recent surveys suggest that roughly 47 percent of Republicans are what you might call conservative universalists and maybe 40 percent are what you might call conservative white identitarians.

2017 August 29, David Brooks, “How Trump Kills the G.O.P.”, in The New York Times‎

One very clever move these identitarians make — and, it has to be said, this is an exploitable opening provided to them in part by the progressive left — is to cynically proclaim their “whiteness” as just another form of diversity that is in danger of erasure.

2019 August 6, Lauretta Charlton, “What Is the Great Replacement?”, in The New York Times‎