He graduated from Stanislaw Staszic High School in Lublin, and continued his education at University of Natural Resources and Life Sciences, Vienna.
In 1911, he joined the Riflemen's Association, under nom de guerre Rene Scewola (later he changed his last name into Scaevola-Wieczorkiewicz, it was officially confirmed by the Voivode of Lwow, on November 7, 1931).
Wounded after the battle of Marcinkowice near Nowy Sacz (December 5–6, 1914), he recuperated in a military hospital, and in 1915 was promoted to captain of infantry.
From August 15, 1919, he commanded 9th Legions Infantry Regiment, with which he fought in initial stages of the Polish–Soviet War.
In 1923, he was transferred to the 31st Kaniow Rifles Infantry Regiment, and during the years 1923 - 1925, he studied at a Military Academy in Paris.
He was the local leader of the Maritime and Colonial League, honorary chairman of sports club Ognisko Jaroslaw, and an active supporter of the Riflemen's Association.