The flag of Macha are considered to be the first physical flags created by a military leader born in which year ?
Flag of Macha:  They are considered to be the first physical flags created by Manuel Belgrano, who in November 1813 hid the standards to prevent them from falling into enemy hands. Manuel Belgrano: Manuel José Joaquín del Corazón de Jesús Belgrano (3 June 1770 – 20 June 1820), usually referred to as Manuel Belgrano, was an Argentine economist, lawyer, politician, and military leader.
i don't know