Russia on Friday prevents the adoption of a joint declaration after the United Nations Conference on the Nuclear Weapons Agreement, with Moscow condemned what he said was the “political” aspect of the text.

Nuclear Non-Proliferation Agreement (NPT), which was reviewed by 191 signing every five years, aimed to prevent the spread of nuclear weapons, promote total weapons and promote cooperation in peaceful use of nuclear energy.

Countries have been collected at the UN headquarters in New York since August 1 participated in one month of negotiations, including the last session which was postponed for several hours on Friday.

In the end, the President of the Conference, Gustavo Zlauvinen from Argentina, said “not in a position to reach an agreement” after Russia questioned the text.

Russian representative Igor Vishnevetsky said the final text design, which was more than 30 pages long, had no “balance.”

Our delegation has one key objection in several paragraphs that are bright political,” he said, added that Russia was not the only country that questioned the text.

According to sources close to negotiations, Russia was opposed especially paragraph regarding the Ukraine nuclear power plant in Zaporizhzhia, which was occupied by the Russian military.

The latest text design has stated “great concerns” of military activities around the Ukraine power plant, including Zaporizhzhia, and loss of Ukraine control over the site and negative impacts on safety.

The signing discussed a number of other heat button topics during the conference, including the Iranian nuclear program and North Korea’s nuclear test.

At the last review conference in 2015, the parties also could not reach an agreement on substantive issues.

At the opening of this year’s conference, UN Secretary General Antonio Guterres warned that the world faced “nuclear dangers that were not visible since the peak of the cold war.”

Today, humanity is just a misunderstanding, one calculation error is far from nuclear destruction,” Guterres said.