India, July 22 -- US Representative Andy Biggs, a stalwart conservative warrior and fierce ally of US President Donald Trump, secured the Republican nomination for Arizona governor on Tuesday, decisively defeating fellow US Representative David Schweikert.

The Associated Press projected the victory, which immediately sets up one of the most polarised and intensely watched general election battles in the United States. Biggs will now face incumbent Democratic Governor Katie Hobbs in November, transforming the Grand Canyon State once more into the national epicentre of the American political tug-of-war.

The high-stakes matchup carries profound national implications, placing a prominent architect of the challenge to the 2020 election resul...