The buyback program was launched months after Prime Minster Jacinda Ardern banned military-style semiautomatic weapons.
New Zealand is being hailed as the first Western country to prioritize well-being over economic growth.
Civilians don't need "access to military-style semi-automatic weapons and assault rifles," she said. "You do not."
Secretary-General Antonio Guterres said Sunday that "political will seems to be fading" even as the impacts of climate change become more pronounced.
A student journalist was the first member of the media to spot the New Zealand prime minister's ring and ask questions.
A 46-year-old Turkish citizen has died from the wounds he sustained in the shooting at Al Noor Mosque, Prime Minister Jacinda Ardern said.
The bill was passed by a vote of 119 to 1 in the House of Representatives, less than a month after mass shootings in Christchurch.
Jacinda Ardern called for an end to the "vicious cycle of extremism breeding extremism."
The New Zealand prime minister's reaction to the Christchurch mass shootings shows we can break out of default reactions of numbness and denial.
This New World
Ardern has "shown the way" for other world leaders, the newspaper stated.
Jacinda Ardern "has shown the way” for other world leaders by banning military-style weapons after the mass shooting in Christchurch, the board says.
Prime Minister Jacinda Ardern joined religious leaders in Christchurch following last week’s massacre at two mosques.
New Zealand announced the ban just six days after these weapons were used in the Christchurch mosque massacre.
The ban will include military-style assault rifles, high-capacity magazines and tools to modify firearms.
Wrapped in white cloth, the bodies were laid to face Mecca, and, after jenazah (funeral) prayers, were carried towards their freshly dug graves.
"He may have sought notoriety, but we in New Zealand will give him nothing, not even his name," Jacinda Ardern said.
Within days of the attack, Jacinda Ardern has visited mosques, promised to reform gun laws and pledged solidarity.
Trade Me dropped the weapons after a public outcry as Prime Minister Jacinda Ardern plans to announce gun reform within days.
Prime Minister Jacinda Ardern did not detail the new gun laws, but has said she supports a ban on automatic weapons.
Jacinda Ardern also said her nation's gun laws "need to change.”