Northern Ireland is the only part of the United Kingdom where the procedure is not legal, aside from exceptional cases, and Ireland has voted to allow it in early pregnancy.
Today a tiny robot, less than the size of an A4 page, was used to distribute abortion pills which were taken by at least three protesters.
Organizers didn't say whether the women were pregnant, noting that it would be illegal for them to take the pills if they were.
Eleanor Crossey Malone, one of those who swallowed a pill, said she acted "in defiance of the extremely outdated, medieval, anti-choice laws that exist in Northern Ireland".
RCog president Professor Lesley Regan said following the referendum outcome women in Northern Ireland now face one of the most restrictive abortion laws in the world.
"We are not willing to accept it anymore".
Earlier, campaigners addressed the crowd, among them pro-choice activists and Irish parliamentarian Ruth Coppinger TD.
The poll of more than 1 000 residents of Northern Ireland also found that 47% supported holding a referendum, although only 21% said they would now favour a united Ireland.
Abortions are outlawed in almost all cases in Northern Ireland.
They are understood to have been questioned by the Police Service of Northern Ireland (PSNI) but not arrested.
Mr Wells said Mrs May would "endanger" her confidence and supply deal with the DUP at Westminster if she moved to change abortion laws in the region.
The earlier event at the courts in Belfast saw Ms Crossey Malone and two other activists gather in a circle while others dressed as handmaids, in reference to the Margaret Atwood novel The Handmaid's Tale about women's rights being stripped away, stood behind them.
I want to get this right for women and doctors in Ireland and I'm determined to do that and I'm determined to finish the job the people have given me to do.
Northern Irish people can already access healthcare across the border.
Speaking before the cabinet meeting, he said: "It will take until the end of the year because it's not just about the law - we have to have the law, we must have the clinical guidelines drawn up by medical practitioners".
"There is pressure on the state at every level to change the situation here, it has been described as a violation of human rights", she said.