Akhilesh termed the incident as an act of cowardice and strongly condemned it.
The chief minister announced the financial assistance for the kin of two jawans hailing from UP, who were killed in Manipur, an official spokesman said here.
In a worst such attack in two decades, insurgents on June 4 had ambushed a military convoy in Manipur's Chandel district killing at least 18 army personnel and injuring 11 others.