The following are key developments regarding North Korea this week. ---------- Sept. 2 -- N. Korean leader stresses 'quality' over 'speed' in regional development project 3 -- N. Korea earned over US$6 bln through illicit activities over past 7 years: report 4 -- S. Korea, U.S. not ruling out possibility of major N. Korean provocations near U.S. election Spy agency monitoring signs of N. Korea executing officials over flood damage Russia has procured over 16,500 containers of munitions, related materiel from N. Korea since last Sept.: U.S. official N. Korea launches more trash balloons toward S. Korea 5 -- N. Korea warns S. Korea, U.S. to pay 'dear price' for joint military drills N. Korea sends trash balloons into S. Korea for 2nd consecutive day: JCS 6 -- N. Korea revs up festive atmosphere for next week's state founding anniv. N. Korea launches over 260 trash balloons since Thursday night: JCS Source: Yonhap News Agency
