nationalist

What it means

1. Of or relating to nationalism.

   Nationalism has been on the rise worldwide, as evidenced by the success of nationalist political parties in Europe.

   2018 October 23, Doug Criss, “The definition of a nationalist”, in CNN

   1 more example

   The anti-German riots which erupted simultaneously in many countries in response to the torpedoing of the Lusitania by a German U-boat in 1915 reflected shifts in the status of minorities in multi-ethnic societies at a time of escalating nationalist emotions.

   2013 November 28, Tilman Dedering, “‘Avenge the Lusitania’: The Anti-German Riots in South Africa in 1915”, in Immigrants & Minorities, volume 31, number 3, →DOI, pages 256–288

In a sentence

The anti-German riots which erupted simultaneously in many countries in response to the torpedoing of the Lusitania by a German U-boat in 1915 reflected shifts in the status of minorities in multi-ethnic societies at a time of escalating nationalist emotions.

2013 November 28, Tilman Dedering, “‘Avenge the Lusitania’: The Anti-German Riots in South Africa in 1915”, in Immigrants & Minorities, volume 31, number 3, →DOI, pages 256–288

Where it comes from

From national + -ist.