Waving red flares and LGBT flags, some carried placards reading “Free Choice, Not Terror”.
“I want us to have our basic rights, the right to decide about our bodies, the right to decide what we want to do and if we want to bear children and in what circumstances to have children,” one protester, Gabriela Stepniak, told Reuters news agency.
The mayor of Warsaw Rafał Trzaskowski tweeted his opposition to the move
, calling on women to reject the decision on the streets.
Leaders of the nationwide Women’s Strike movement that opposed the ban wore green headscarves, in a nod to Argentina’s women’s movement that successfully campaigned to legalise abortion.
Groups who support the ban say it is about the human rights of the child.
“We are very happy that this judgement has been published. It is a great step towards the realisation of human rights of all human beings,” Karolina Pawlowska from the Ordo Iuris international law centre told the BBC.
“This also means there will be longer be discrimination against children who are sick or disabled,” she said, adding that the court’s ruling was in line with the Polish constitution and UN treaties on the rights of the child.
Poland already had some of Europe’s most restrictive abortion laws, and around 1,000 legal terminations are performed each year.
An estimated 200,000 women have abortions illegally or travel abroad for the procedure.