The US has expressed worry about the disputes in Ethiopia’s Amhara and Oromia regions, and has called for political discussion to end them.
In a phone chat with Ethiopian Prime Minister Abiy Ahmed, US Secretary of State Antony Blinken urged the protection of human rights.
According to the Ethiopia Peace Observatory, there have been at least 26 different incidents in the Amhara area in the last two weeks between members of a paramilitary force and government troops.
An operation to abolish the regional force has been met with fierce opposition, resulting in widespread violence.
There have been further outbreaks of violence in Oromia between the military and the rebel Oromo Liberation Army.
Mr Blinken raised the potential of restarting food aid to Ethiopia during his discussion with Ethiopia’s prime minister. It was stopped by the US and the UN five months ago after allegations of theft.
Hundreds of people have died of malnutrition in the northern Tigray province, according to sources.
The prolonged internet outage in Ethiopia’s conflict zones has made access to real-time information difficult.