The banner contained a sentence saying "home abuse is not tradition."
The protest movement is characterised by its excess and a level of aggression and vulgarity never before seen in Poland.
Anti-Catholic acts have multiplied in the last days in Poland amid pro-abortion and anti-government protests.
The group proudly announced the organisation of a "black mass" as a gesture of solidarity with the protests in Poland.
The former American President was an outspoken opponent of abortion.
The level of vulgarity and violence from the protesters shocked the population.
Numerous acts of vandalism and desecration were perpetrated as a reaction the the court ruling.
The decision halts "pregnancy terminations" for foetal abnormalities, virtually the only type currently performed in the country.
Poland maintains strict abortion laws, only allowing it in cases of rape, incest, or when a mother’s life is in danger.