Events in Sports History in May 1915

Ruth's 1st MLB Home Run

May 6 Future Baseball Hall of Fame slugger Babe Ruth hits his first MLB home run; pitches 12 frames in Boston Red Sox 4-3 extra innings loss to New York Yankees

May 8 41st Kentucky Derby: Joe Notter aboard Regret wins in 2:05.4
May 17 40th Preakness: Douglas Hoffman aboard Rhine Maiden wins in 1:58
May 17 Cubs George "Zip" Zabel relieves with 2 outs in 1st & winds up with 4-3 19-inning win over Brooklyn in longest relief job ever
May 31 Indianapolis 500: Italian-born American driver Ralph DePalma accompanied by riding mechanic Louis Fontaine wins from Englishman Dario Resta