Airstrikes in Idlib caused at least 18 deaths of civilians.
The airstrikes had targeted a market and an industrial zone in the city of Idlib.
According to the UK-based Syrian Observatory for Human Rights, the attack had happened at the al-Hal market and the industrial zone yesterday.
International news sources say that the Russian and Syrian governments are involved in the attacks.
Russia and Turkey had enforced a ceasefire earlier this month.
However, the Syrian and Russian governments have not spoken over the attacks.
Several cars were burned in the industrial zone and a driver was found dead inside the car, according to international news sources.
Before this incident, at least 8 civilians were killed in a rocket attack on a school in Idlib.
According to international news sources, the attack was carried out yesterday by Syrian government forces.
The White Helmets civil defense agency informed that two women and four children were among the victims.
According to sources, at least 16 others were wounded in the incident.
The agency also informed that at the time of the attack, the school was packed with teachers and students.
According to the war monitor, the Syrian Observatory for Human Rights (SOHR), the incident had happened in the rebel-held town of Sarmeen in the northwest province of Syria.
The attack was a part of consistent offenses, Syrian troops have been capturing more than 40 villages and hamlets in Idlib over the past two weeks.
Given that the Syrian government and allied Russians had introduced an important campaign last year in April against rebels in Idlib.