128 years. Five generations. One uniform. When Lt Sartaj Singh took oath after the Passing Out Parade at the Indian Military Academy, he did more than join the Army. He stepped into a legacy that began in 1897 and never paused. It started with Sepoy Kirpal Singh fighting in the Afghan campaign. It moved through World War II, where Subedar Ajmer Singh battled at Bir Hakeim and earned the rare Order of British India. It carried on through the 1965 and 1971 wars with Brigadier Harwant Singh, and la