** Australian energy stocks .AXEJ rise as much as 2% to hit their highest level since March 5
** Subindex on track for second straight session of gains
** Oil prices hit multi-week highs as investors awaited news from U.S.-China trade talks in London in hopes a deal could boost demand O/R
** Sector majors Woodside Energy WDS.AX and Santos STO.AX rise as much as 1.6% and 1.7% respectively
** AXEJ down 4.1% YTD, including the day's moves, lagging behind a 4.8% rise on the benchmark ASX index .AXJO
(Reporting by Nikita Maria Jino in Bengaluru)
((Nikita.Jino@thomsonreuters.com))