He is trying to quell anxieties
He wants to quell concerns about this situation
to quell the panic
to quell a peaceful protest in Alabama.
They tried to quell ISIS resurgence in Syria
To quell opposition.
We will use every asset at our disposal to quell the violence and restore law and order right away. (Donald Trump)
the brutal tactics of the security forces in quelling the protests.
to quell: suprimir, parar. Poner fin a. Someter. Acabar con. || To quell un sentimiento desagradable es aliviarlo o apaciguarlo, superarlo.