Marie Louise and Maximilian had one daughter and one son: Princess Marie Alexandra of Baden (1 August 1902 – 29 January 1944). Married Prince Wolfgang Moritz of Hesse-Kassel, a son of Prince Frederick Charles of Hesse-Kassel and Princess Margaret of Prussia. Marie Alexandra was killed in a bombing of Frankfurt by the Allies of World War II.
Ernst Augustus was the eldest child and only son of King George V of Hanover and his wife, Princess Marie of Saxe-Altenburg. [ citation needed ] Ernest Augustus had been born as a Crown Prince of Hanover, but in 1866 his father had been deprived of his throne, when the Kingdom of Hanover was annexed by Prussia after siding with Austria in the Austro-Prussian War .