As Turkey dreams of joining the wealthy European Union, and gears up for the summer tourist influx that feeds its economy, it is suffering a wave of bombings by an old adversary — Kurdish rebels. This time the violence that used to be confined to outlying areas is hitting Istanbul, the largest city, and tourist resorts. The eight bombings of the past three months, which left two dead and 47 injured, have been claimed by a group calling itself the Kurdistan Freedom Falcons. It is urging Turkish Kurds to bring “fear and chaos” to the country of 70 million and has posted bombing-making instructions on its Web site alongside praise for suicide bombers. Full Story