>Be Martín Miguel de Güemes
>21 years old
>August 12, 1806, First English Invasion of Buenos Aires
>Historic low tide in the Río de la Plata leaves the British frigate Justine stranded near the coast, helpless in the mud
>cannons unable to aim effectively at the shore
>Liniers gives the order
>Young Güemes, leading his cavalry troop, charges straight into the water with his men
>rides through the Río de la Plata with the water up to the horses’ thighs, advancing under enemy fire
>British crew can’t believe their eyes: cavalry charging through the river
>Total surprise
>English are overwhelmed, forced to surrender the ship and hand over their flag
>Completely unprecedented military feat: a war frigate captured by horsemen who charged through the water.