The deal stipulates that a coalition of Turkish, Ukrainian, and UN staff will monitor the loading of grain onto vessels in Ukrainian ports.
Ukrainian Prime Minister Denys Shmyhal made the demand on Friday, preferring it be done within the next six months.
4.2 million is the number of people who have fled Ukraine to other countries since the Russian invasion.
The United Kingdom has been at the forefront of donations to the warring country, donating over five million items of medical supplies to help Ukraine.
According to UN figures, more than 1,100 civilians have been killed so far – the actual number is probably much higher.
Her savings were not quite enough to buy the vest, so she sold flowers and drawings on the street.
Earlier in the day, Polish Prime Minister Mateusz Morawiecki’s office said 1.2 million refugees from Ukraine had crossed Poland’s border so far.
The travel requirements is expected to lead to an extra 100,000 Ukrainians becoming eligible.
The separatists and Russia said that Ukrainian forces were closing in on them and they were urging people to flee into Russia.
Mr Guterres noted that the threat to global security today “is more complex and probably higher” than during the Cold War.
