New Delhi, May 25 -- Roughly 15.2 million voters will step into 13,641 polling booths set up across the national capital on Saturday to seal the fate of 162 candidates on seven seats in a prestige fight that will close out the penultimate phase of the general elections.

The battle for Delhi, the seat of national power, is a microcosm of the electoral contest across the nation with the Bharatiya Janata Party (BJP), which holds all seven seats, taking on an alliance of the Aam Aadmi Party (AAP) and the Congress, both constituents of the Opposition's umbrella national coalition.

At stake are not only the seven seats after a fierce campaign - headlined by Prime Minister Narendra Modi and Union home minister Amit Shah on one side, and Congress...