In January 2018, Denmark adopted a new Defence Agreement for 2018–2023 – a cross-party strategy for the development of the Danish armed forces.

At its annual session in March 2018, the National People’s Congress approved a series of changes to the structure and organisation of the Central People’s Government.

On 23 April, Prime Minister Serzh Sargsyan, the long-lasting and unquestioned leader of Armenia stepped down six days after taking office under pressure from street protests.

The Hrvatske Ceste company and a Chinese consortium led by the China Road and Bridge Corporation signed a contract worth around €281 million to construct a bridge to the Peljesac peninsula in Croatia.

The results of the French president’s visit to Berlin prove that Germany is unwilling to support the proposals for thorough reforms of the eurozone.

On 17 April, the parliament of Armenia elected Serzh Sargsyan (alternatively transliterated as Sarkisyan) prime minister, having previously served as president.

On the night of 13 to 14 April, armed forces from the United States, the United Kingdom and France bombed three sites in Syria.

On 6 April, the Trump administration introduced additional, more severe sanctions against Russia, covering 24 people and 14 companies. 

The Russian oligarchs Ziyavudin and Magomed Magomedov, who control the Summa holding were arrested on 31 March. 

The Fidesz-KDNP electoral coalition which has governed Hungary since 2010 achieved a sweeping victory in the parliamentary election on 8 April.