Tehran's UN envoy said NATO's use of European bases to back alleged US aggression against Iran violates international law.
Russia's foreign minister reiterated support for permanent Security Council seats for Brazil and India while addressing African representation demands.
Chinese Vice President Han Zheng met UN Secretary-General Antonio Guterres in New York on the sidelines of the UN General Assembly.
Iran's Supreme National Security Council said it is pursuing talks to lift the restrictions, while warning that non-military measures against some airports remain possible.
Abolishing the veto would require agreement from all five permanent Security Council members, an outcome analysts call unlikely.
A senior Pakistani official urged the Council to prioritise conflict prevention as the number of people forcibly displaced worldwide reaches 117 million.
Ahead of and during the UN General Assembly's 81st session, African nations continue to press for permanent seats and veto power on the Security Council, but consensus remains out of reach.
Officials argue Africa's absence from the Security Council's permanent membership under-represents the continent on matters of global peace and security.
Despite representing 54 countries at the United Nations, Africa still has no permanent seat on the powerful Security Council.
The Turkish president urged the United Nations to move away from a system that protects only five members toward one that includes all member states.
Italy's foreign minister said the UN Security Council 'must not be an exclusive club' as he addressed the General Assembly.
Pakistan's foreign minister told the UN Security Council that an unregulated boom in artificial intelligence risks widening global inequalities and threatening international peace.
Analysts point to funding shortfalls, questions of relevance, and Security Council gridlock as strains on the institution.
Deadlock in the Security Council and a more multipolar world are shifting political weight toward the wider assembly.
In his last opening address to the UN General Assembly as secretary-general, Antonio Guterres called for Security Council reform, including a permanent seat for Africa, and global financial reform.
AI leaders are set to brief the UN Security Council in an emergency session following weeks of warnings over uncontrolled AI risks.
Security Council official Alexander Volfovich said the Air Force and air defense forces remain on duty in peacetime to protect Belarusian and Union State airspace.
Multiple heads of state used their UN General Assembly addresses to criticize the Security Council's inability to act on major global crises.
Russian diplomat Kirill Logvinov said three rounds of indicative Security Council votes have still not clarified which of eight candidates is the most acceptable choice for the next UN Secretary-General.
France convened a Security Council meeting on artificial intelligence and international security, featuring briefings from OpenAI and Anthropic leadership.