territory

Washington expects that the mines - that officials say will be delivered soon - would be used on Ukraine's territory, but away from densely-populated areas.

More than 43,980 people have been killed in Gaza since then, according to the territory's health ministry.

On Tuesday, Ukraine fired US-supplied longer-range missiles at Russian territory for the first time, a day after the US gave permission for their use.

The official, who was speaking on condition of anonymity, said such mines would be delivered soon and Washington expected that they would be used on Ukraine's territory.

But Moscow is now clearly intent on reclaiming the territory lost on its own soil.