[2] Georg entered the Bavarian army as a Second Lieutenant (German: Leutnant) a day before his 17th birthday on 1 April 1897; he was assigned to Infanterie-Leib-Regiment.

On 8 February 1903, he was promoted to the rank of First Lieutenant (German: Oberleutnant) and then reassigned to the 1st Royal Bavarian Heavy Cavalry “Prince Charles of Bavaria”.

[4] The wedding took place on 10 February 1912, in the Mariä Vermählung (Marriage of the Virgin Mary) Chapel in the Schönbrunn Palace in Vienna, officiated by Cardinal Franz Nagl.

He started the war as commander of the Bavarian mechanized troops and eventually served under General Erich von Falkenhayn in Palestine.

On 12 November 1941, Pope Pius XII named Georg a protonotary apostolic de numero participantium (one of the highest ranks of monsignor).

[13] In 1938, as grand prior of the Sacred Military Constantinian Order of Saint George he arranged the transfer of the remains of King Francis II of the Two Sicilies and of his wife Queen Maria Sophie from Schloss Tegernsee in Bavaria to the Chiesa del Santo Spirito in Rome.

A few writers (e.g. Martha Schad [19][page needed]) maintain that after the death of his father in 1930, Georg became the successor to the Greek rights of his great-uncle King Otto of Greece who was deposed in 1862.

[11] Among his military honours, he was appointed à la suite of the Royal Bavarian 1st Heavy Cavalry Regiment (Königlich Bayerisches 1.