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Analyses | | Szymon Kardaś, Wojciech Konończuk
On 28 February, Naftogaz announced that the Arbitral Tribunal in Stockholm had handed down a favourable ruling for the Ukrainian side in its dispute with Gazprom.
OSW Commentary | | Szymon Kardaś, Tadeusz Iwański
The awards by the Arbitral Tribunal have radically changed the model of Ukrainian-Russian gas relations.
OSW Commentary | | Tadeusz A Olszański
January 2018 saw the first celebrations commemorating the centenary of Ukraine’s fight for independence (1917–1921). 
OSW Commentary | | Tomasz Piechal
The war in Donbass and the loss of control over part of the country’s industrialised areas resulted in the significance of Dnipropetrovsk Oblast increasing for Ukraine.
Analyses | | Sławomir Matuszak
On 11 January, the IMF’s Mission Chief for Ukraine sent a letter to the Presidential Administration criticising the presidential Anti-Corruption Court bill.
Analyses | | Tomasz Piechal
On 5 December in Kiev an attempt was made by the security service of Ukraine to detain Mikheil Saakashvili.
Analyses | | Tomasz Piechal, Jan Strzelecki
On 25 November, as a result of an armed coup, Igor Plotnitsky, the leader of the so-called Luhansk People’s Republic, was replaced by Leonid Pasechnik.
OSW Studies | | Tadeusz A Olszański
On 24 August 1991, the Supreme Council of the Ukrainian SSR proclaimed independence, and on 1 December the same year, the Ukrainian people ratified that proclamation in a referendum. The new Ukrainian state had some very important assets,…
Analyses | | Tadeusz Iwański
The General Prosecutor's Office of Ukraine initiated an investigation into the head of the National Anti-Corruption Bureau of Ukraine.
Analyses | | Kamil Kłysiński, Tadeusz Iwański, Kamil Całus
The fifth Eastern Partnership summit will take place in Brussels on 24 November. This programme is perceived differently today by Belarus, Ukraine and Moldova.