Mezue ahịrịokwu na-esonụ: Ná mmalite nke Agha Austro-Prussian Clam-Gallas, ka na-achị I Corps, e nyere ya iwu nke nkeji (60.000 ndị ikom) nkewapụrụ na "North Army", nke a na-akpọ "Iser Army" na nke mejupụtara I Corps nke ya, Royal Saxon Army Corps na-alaghachi azụ, ndị agha ndị Austria si na Holstein pụọ, na ndị agha ịnyịnya Austria dị mfe. N'oge agha ahụ, e meriri ya na Podol,
Münchengrätz na Jičín. Mgbe ọ jikọtasịrị ndị agha ya na "North Army" n'okpuru Ludwig von Benedek ọ laghachiri na iwu nke I Corps. E wepụrụ ya n'ọchịchị ya ma dochie ya na Count Leopold Gondrecourt n'isi ụtụtụ nke 3 Julaị 1866 ma si otú a ghara isonye na mmeri nke ndị agha Austria na Königgrätz n'ụbọchị ahụ.