Guwahati, July 5 -- A 600-year-old road believed to have been constructed during the reign of Ahom king Sudangphaa (1397-1407), also known as Bamuni Konwar, has resurfaced near the Assam-Arunachal Pradesh border in the Patkai foothills.

The historical route, known locally as Raja Ali, is located in the Tirap area of Tinsukia district.

The road, originally part of a strategic network of the Ahom kingdom, runs for approximately two kilometres and passes through the villages of Mulan, Tinsuti, and Hawaipathar. It begins at Lekhapani Bomgara in the Patkai Hills, crosses the Tirap River, and extends to the Pengeri Nalani area.

Although the road has partially survived the test of time and is now being used as a rural pathway, it remains in a...