India, June 10 -- The Canadian index moved upwards on Tuesday as hopes for resolution of the nearly six-month-old tariff war set off by US brightens up.After opening flat, the Canadian benchmark stock market index, S&P/TSX Composite today moved up to 26,476.73, the intra-day high. However, unable to hold on at that level, it slid downwards until noon after which it gathered momentum to close at 26,426.31, up by 50.51 (or 0.19%).On the trade front, the high-level official talks which began yesterday in London between US and China to resolve the tariff conflict continued for the second day.Trade negotiations between the world's two largest economies commenced on Monday - and while U.S. Commerce Secretary Howard Lutnick told reporters the talk...