Censor.NET reports citing Mariupol city council.
According to the report, Jan. 24 is officially declared a Remembrance Day.
"At 11:30 a.m., a tribute to the victims will be paid. At this time, sirens will be wailing for about 60 seconds," the statement reads.
Read more: Terrorists opened fire 69 times yesterday, antitank missile used near Talakivka, - HQ
On Jan. 24, 2015, 'DPR' militants shelled Zakhidnyi neighborhood of the city with Grad rocket systems. 29 residents were killed, 93 wounded in the attack. 79 objects were damaged; including 22 apartments and 37 private houses.