As the world's leaders convene in New York for the "High Level Week" of the 80th United Nations general assembly, newly elected president Annalena Baerbock says the institution is at a crossroads.

"The United Nations are under pressure financially, politically but this is a moment where the countries around the world have to say this is why we stand up and deliver our charter," Ms Baerbock told 7.30.

Australia formally recognised Palestine as a sovereign state on Sunday , along with the UK and Canada, joining 147 other countries.

"Obviously recognition doesn't mean an end of the suffering," the former German foreign minister said.

"What we need most and this is a call from the member states is an unconditional ceasefire, which would allow humanitarian access to enter because people ar

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