1931 April 17 The Aizsargi Aviacija is created as a specialized branch of the broader Aizsargi organization. April 30 Goldbergs crashes Udet Flamingo #76. Spring Cukurs makes the first flight of the C.3, with Karlis Irbitis as passenger.
May 5 - Deruluft makes Riga/Spilve a stop on the Berlin-Tallin route. May 27 - Pulins attempts to fly "Ikars" from Riga to Kuldiga, but makes a forced landing en route in which the plane flips over and Pulins breaks his nose.
- Tenteris and Kregers crash DH9A #65 near Koknese.
- Kadikis and Strauja crash DH9A #68.
June 2Greizis crashes in Udet Flamingo #87. June 12 I.Karklins crashes Fiat CR.1 #9 by the Daugava, near Jumprava Station. June 16 Peculis crashes in Udet Flamingo #76.
July 6 Aviation Festival, arranged by the Latviesu Lidotaju Biedriba (Latvian Aviators' Society) at Liepaja. July 7N.Pulins, flying back to Riga from Liepaja, misjudges his landing at Kuldiga and damages "Ikars". July 19J.Rucels crashes ADC.1 #60 near Koknese.
August 5Capt.Janis Lindbergs named commander of the Aizsargi Aviacija.
A total of 10 army reserve pilots are enrolled in the Aizsargu Aviacija and they serve as the experienced core of the new section. August 12 - J.Zeile and N.Ritenbergs die in the crash of Letov S.16 #8 at Daugavpils.
- A.Kregeris crashes DH9A #4 near Daugavpils. August 29 Augusts Lapins suffers a fatal crash in ADC.1 #11 at Daugavpils. August 31Bungss crashes Udet Flamingo #87.
September The Aizsargi begins its first course to prepare new aviators. This first course teaches theory only.
November 6 K.Lepels, N.Lepele, V.Graudups, O.Ostvalds, M.Vitolins and N.Dekers all lose their lives in the tragic collision of two HE-4 floatplanes at Liepaja.
December 5 The Aizsargi receive the Gourdou Lessure B3 as a gift from the Aviation Regiment. December 29J.Indans, with student Greizis as passenger, crashes Udet Flamingo #89.
- Imants Sleiters graduates from the School of Military Aviation as a pilot-observer.
- Nikolajs Sudmalis takes over as president of the Latvian Aero Club.