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Next 24-48 hours will likely be crucial in whether the Ukrainians are able to contain the situation before the Russian infiltration groups are reinforced and they are able to further “blossom” out to multiple directions as has been their past modus operandi in similar situations. A lot will depend on availability, quantity and quality of Ukrainian reserves. 2/

Compared to 451 and 61 sq kilometers in December respectively. This is a second month in a row of gradually slowing down Russian advance after the high point of November. I would still caution against being overly optimistic towards the overall situation, 2/
or if the November was just particularly bad month for Ukraine and the general trend keeps slowly creeping up towards 500-550 km2 a month figure. Weather conditions are also likely playing a part in slowing down the pace of Russian advance. 2/
https://twitter.com/RALee85/status/1872723237165252915Ukraine chose to use its limited stockpile of Storm Shadow and later ATACMS to strike high value (in material and propaganda) targets of opportunity, spread out wide over geography and time, which diluted their overall impact and effect. 2/
https://twitter.com/J_JHelin/status/1842511860433641606


Tässä datassa ei toki huomioida Ukrainan vaaltaamia alueita Kurskissa, jotka saavuttivat arviomme mukaan noin 1000 neliökilometrin maksimin offensiivin ensimmäisen viikon aikana. Ukrainan hallitsema alue Kurskissa on sittemin kutistunut noin 750 neliökilometriin. 2/

It’s quite clear that the Russian pace of advance this spring and summer has been grindingly steady with few notable intensifications thrown in the mix. As for the Ukrainian summer offensive, its clear that almost all meaningful progress in terms of territory captured 2/ 
In Vochansks a costly urban battle has taken place with both sides actively seeking to control this natural tactical and operational bottleneck. The now completely ruined town has become crowded with both sides committing considerable number of units into the battle. 2/
This operation is conducted by recently created NORTH (SEVER) operational-strategic grouping (OSG) based on the re-established Leningrad Military District. Offensive operations in Kharkiv area are conducted by two army corps. 2/ 
Exact reasons for this sudden success aren’t entirely clear, but likely involve a botched rotation of troops, misallocation of resources and problems with coordinating forces drawn from multiple different brigades on ad hoc basis, 2/
Ukrainian forces along the frontline are organized in three “Operational-Strategic Group of Forces” (OGS): Odessa (O), Tavriya (T) and Khortytsia (K). 2/
The offensive seems to have been local and opportunistic in nature, with several UkrAF 103rd TDF Bde positions being overrun by assaulting elements from RuAF 47th Guards Tank Division (47GTD) 2/
https://twitter.com/Inkvisiit/status/1655584386601951238The series in question is particularly relevant at this moment, since this area has seen some of the fiercest fighting over the past few months as Ukrainian forces have been trying to bypass the Russian held village of Robotyne from the east. 2/
https://twitter.com/Inkvisiit/status/1655584386601951238I know that I also promised a tactical operational analysis on later date. A promise which I did not keep for two reasons: I was burned out and I was also beginning to increasingly spot certain subtle sings that, contrary to my earlier expectations Ukraine was in fact going to 2/
2/ Russian defenses have been constructed along dominant heights and ridgelines. Defenses have been established at depth of 25-30km from Russian forward line of friendly troops (FLOT) all the way to the city of Tokmak.
At the beginning of the invasion, both sides were able to rely on their extensive fortress chains built over the course of past eight years. Especially between Horlivka-Popasna-Hirske, the Armed Forces of Ukraine (AFU) had built several successive chains of fortifications 2/