New Delhi, Nov 5 (UNI) Indian equity markets rallied sharply on Wednesday, with the Sensex surging over 1,500 points and the Nifty50 climbing nearly 2 per cent in afternoon trade, as the outcome of the US midterm elections lifted global investor sentiment and raised hopes of an early resolution to the West Asia conflict. The gains came amid a sharp decline in crude oil prices, with investors assessing the potential geopolitical implications of the Democrats' performance in the US midterm elections. Expectations of easing tensions in West Asia have also improved sentiment towards risk assets, while lower crude prices have…