He was two weeks old when he was enrolled in a military unit that was named after him : the 153rd Infantry Vakusnkii Regiment of HIH Grand Duke Sergei Mikhailovich .
Like his brothers , Sergei Mikhailovich was destined from birth to follow a military career .
Sergei Mikhailovich was two weeks old when Sergei Mikhailovich was enrolled in a military unit that was named after Sergei Mikhailovich : the 153rd Infantry Vakusnkii Regiment of HIH Grand Duke Sergei Mikhailovich .
Like his brothers , Sergei Mikhailovich was destined from birth to follow a military career .