New Delhi, June 4 -- National Donut Day has arrived, bringing with it a mix of history, remembrance and sweet deals from some of America's biggest food chains.

Observed on the first Friday of June every year, the occasion was established by The Salvation Army in 1938 to honour the "Donut Lassies" and "Donut Girls"-women who travelled to France during World War I to serve donuts, snacks and comfort to soldiers stationed on the front lines.

More than eight decades later, the day continues to be marked across the United States through community events, charitable initiatives and promotional offers from major donut and coffee brands.

This year, companies such as Krispy Kreme, Dunkin', Tim Hortons and others are celebrating the occasion wit...