tyrada Anglais:

Ms Rizvi says a sense of bewilderment inspired her original rant.

He's always ranting (on) about the government

In terms of political change, a tirade oftentimes does little more than make the person speaking red in the face.

She launched an angry tirade of insults and swear words.

If one were to summarise that speech, one would have to say that it was characterised by a tirade of abuse