The protesters accused the right-wing government of violating the country's own constitution by forcing the retirement of First President Malgorzata Gersdorf and other justices, decrying the development as a decisive step in the destruction of Poland's constitutional democracy.
So what's next in the stand-off?
Gersdorf, an outspoken critic of the PiS and its reforms, said in a television interview broadcast on Tuesday that the presidential palace had invited her to a meeting with Duda at 4 p.m. (1400 GMT).
Gersdorf, who has been the president of the Supreme Court since 2014, believes the legislation is unconstitutional and can not be implemented. Of the 73 Supreme Court judges, 27 are 65 or over - though 11 refused to apply to continue their work.
The controversial law is at the center of the storm of Poland's broader constitutional crisis, which is straining its relationship with the European Union.
"If there is a systemic threat to the rule of law, we can not simply turn a blind eye".
The EU accuses Poland's ruling right-wing Law and Justice party (PiS) of trying to control the judiciary and subvert democratic standards.
"The constitution obliges me to a six-year term and I must proceed according to the constitution", Gersdorf said in the Sejm.
Fate of inter-Korean detente hangs on nuclear talks
Pomepo met with Kim Yong Chol - who was key in arranging the Singapore summit - but it's unclear whether he'll sit down with Kim. North Korea's commitment to denuclearization has come under intense scrutiny in the weeks since the Singapore summit.
She said that the constitution states she should serve a six-year term, ending in 2020.
The government insists it is improving Poland's justice system, saying it was inefficient and controlled by an untouchable "caste" of judges.
Duda announced on Tuesday that Supreme Court president Malgorzata Gersdorf, a staunch critic of the reforms, had not asked for an extension and therefore would retire in line with rules introduced by PiS. "The court system.is an entirely internal matter", PiS leader Jaroslaw Kaczynski was quoted by the PAP news agency on Tuesday as telling Gazeta Polska newspaper.
Last week, an assembly of Supreme Court justices responded to the pending purge by issuing a series of resolutions highlighting Poland's constitutional guarantee of judicial independence.
The European Union launched legal action against the Polish government earlier this week, saying the legislation undermined judicial independence.
Poland's Prime Minister Mateusz Morawiecki, left, is welcomed by European Commission President Jean-Claude Juncker in Brussels on March 8.
He also mentioned the ruling party's transformation of state media into a propaganda tool and the prosecution of peaceful anti-government protesters even as authorities have failed to act against nationalists who had attacked the protests.
Up to 40% of Supreme Court judges will be forced out, as part of changes that the government argues will help fight corruption and replace judges who date back to a communist era.
"I would like my country to be free, democratic and to respect the separation of powers", Warsaw resident Grazyna Kwadrans told AFP at Wednesday's protest.
The military, which has ruled the nuclear-armed country for nearly half of its history, denies involvement in civilian politics. Nawaz's son-in-law Capt (retd) Safdar was given a one year sentence. "This decision is based on injustice".
Without this mask the faint glow of the planet would be completely indistinguishable against the bright lights of the star PDS 70. The star's light was blocked with a tool called a coronagraph, which allowed astronomers to see the much fainter planet.
USA singer Chris Brown was arrested in West Palm Beach , Florida, late on Thursday on a felony battery warrant, police said. Last year , the 29-year-old entertainer was accused of punching a photographer at AJA Channelside in downtown Tampa.
However, CoP according to C2 formula was Rs 2,089 per quintal in 2017-18 and so the MSP should have been Rs 3,113.5 per quintal. Congress President Rahul Gandhi had accused the prime minister of "finishing the farmer ".
Saturday, said Prapan Khanprasang, chief of the Phuket Provincial Disaster Prevention and Mitigation Office. One fisherman is still missing after being swept from a Thai fishing boat Thursday near Krabi province.
Some suggested that he might do the same to Cohen, long considered Trump's "fixer", but there is an apparent rift between the two. In fact, Cohen later explained, Trump actually didn't catch on to the joke for seven whole minutes.
And if Penn's findings are correct, most Americans are now closer to President Trump than present-day Democratic leaders. Welch, asked Monday if he supported the calls to abolish ICE, responded that his focus is on the White House.
The inspector general told Congress in a May 2018 letter that he expects the review will be completed by the end of September. Like his predecessor, Wheeler is not a firm believer that burning fossil fuels is the main contributor to global warming.
Both are still in a critical condition and are at Salisbury District Hospital - the same facility where the Skripals were treated. Basu said it would be up to scientists to determine if the Novichock was from the same batch which was used against the Skripals.
In sentencing, Newcastle Local Court magistrate Robert Stone said "there is no remorse or contrition showed by the offender". Wilson did not use the seal of the confession as an excuse for failing to acting on allegations against Fletcher.
Iran tells Trump his tweets raised oil price
Trump said the agreement was reached after a phone call with the Saudi King about oil production but mentioned no specifics. Last month, the group agreed to lift production by about 1 million bpd to offset losses from Venezuela and Iran.
Statue of Liberty base climber escorted down
Okoumou , who lives on Staten Island, immigrated from the Democratic Republic of Congo in 1994, according The Daily Beast . The copper-pounded skin is only the thickness of two pennies but "it's strong", he said. "She's survived quite well".
Who is Andrew Wheeler, the new acting EPA administrator?
Pruitt had become a constant source of embarrassment to a president who had entered Washington promising to "Drain the Swamp". Wednesday night, Pruitt was on the White House lawn, watching fireworks explode over the Washington sky.