By Jonathan Spicer, Iain Withers and Marc Jones ANKARA/LONDON, July 2 (Reuters) - Canada is aiming to co-announce around 10 founding nations for a global defence bank at next week's NATO summit in Turkey, the lead Canadian negotiator told Reuters on Thursday. Canadian Prime Minister Mark Carney is promoting the Defence, Security and Resilience Bank (DSRB) as part of his call this year for an alliance of "middle powers" to combat what he sees as the fracturing of the traditional U.S.-led world order.