Can refer to a ruler or something that has supreme authority.
El soberano tomó decisiones difíciles para garantizar el bienestar de su pueblo en tiempos de crisis.
The sovereign made tough decisions to ensure the well-being of his people in times of crisis.
Su carácter soberano lo llevó a tomar decisiones difíciles, pero necesarias para el bienestar de su pueblo.
His sovereign character led him to make difficult but necessary decisions for the well-being of his people.