1939 - Janos Prohaska's brother and sister are killed when Germany bombs Poland. He and Stanislaus Drozdowski travel to Britain to join their Air Service, but are slowed because they is not British subjects. Instead they recruit several European pilots and form the Blackhawks. Membership: 35-year-old Janos Prohaska, 29-year-old Stanislaus Drozdowski, 50-year-old Ritter Hendricksen, 31-year-old Andre Blanc-Dumont, 36-year-old Olaf Bjornson & 33-year-old Chuck Sirianni.
1940 - Zinda Blake hustles her way onto blackhawk island as a mechanic & quickly becomes their main engineer. She becomes Lady Blackhawk. Membership: 36-year-old Janos Prohaska, 30-year-old Stanislaus Drozdowski, 51-year-old Ritter Hendricksen, 32-year-old Andre Blanc-Dumont, 37-year-old Olaf Bjornson, 34-year-old Chuck Sirianni, 23-year-old Zinda Blake
1944 - the Blackhawks save New York from a German nuclear bomb. Membership: 40-year-old Janos Prohaska, 34-year-old Stanislaus Drozdowski, 55-year-old Ritter Hendricksen, 36-year-old Andre Blanc-Dumont, 41-year-old Olaf Bjornson, 38-year-old Chuck Sirianni, 27-year-old Zinda Blake
1947 - the Blackhawks help the Creature Commandos kill Hitler's brain. 30-year-old Zinda Blake is infected with Hitler's Bio-Plague. She is placed into one of his stasis chambers on Blackhawk Island by Stanislaus Drozdowski. Janos Prohaska begins working with the postwar Justice Society. Membership: 43-year-old Janos Prohaska, 37-year-old Stanislaus Drozdowski, 58-year-old Ritter Hendricksen, 39-year-old Andre Blanc-Dumont, 45-year-old Olaf Bjornson, 41-year-old Chuck Sirianni
1951 - 47-year-old Janos Prohaska is trapped in Ragnarok with the rest of the Justice Society, and dies escaping. 41-year-old Stanislaus Drozdowski begins closing down Blackhawk Island. 62-year-old Ritter Hendricksen, 43-year-old Andre Blanc-Dumont & 46-year-old Olaf Bjornson retire. 45-year-old Chuck Sirianni becomes a cop in New York City.
1958 - 48-year-old Stanislaus Drozdowski finalizes the holdings of the Blackhawks into trusts. He makes sure 30-year-old Zinda Blake's stasis chamber is safely maintained by New York University.