A close reading of Russia’s nuclear statements and actions during the first seven months of its war against Ukraine reveals a threefold approach. Moscow is walking a fine line between a well-crafted and successful deterrence strategy to prevent foreign military intervention; a more modest and...

While the world’s attention is focused on Russia’s war against Ukraine and the inten­sifying conflict between the US and China, the security situation on the Korean Peninsula has continued to deteriorate. North Korea is steadily advancing the expansion of its military capabilities and...

President Vladimir Putin escalated Russia's war on Ukraine in September 2022, announcing a partial mobilisation and repeating his threat to use nuclear weapons. But what really ended efforts to bring about peace - which had continued since the 24 February invasion - was the proclaimed annexation...

In the West, Russia’s nuclear deterrence strategy is often described as one of “escalate to deescalate”. The thinking goes that Moscow is prepared to use nuclear weapons at an early stage in a conflict in order to “deescalate” and terminate the confrontation quickly in its favour....

Replacing the US nuclear guarantee with a French nuclear umbrella for Europe would face major political and logistical challenges. Nevertheless, given the growing un­certainty in Europe and Asia, the German government should consider scenarios and options that go beyond today’s deterrence...

Originally scheduled for 2020, the 10th Review Conference of the Treaty on the Non-Proliferation of Nuclear Weapons (NPT) had to be deferred four times. It was not until August 2022 that the 191 NPT states finally met. At least since Russia’s invasion of Ukraine, observers had expected that...

While a second Trump Presidency would be challenging for transatlantic ties, US nuclear assurances to its NATO allies in Europe would likely be the last casualty - not the first - of a fraying relationship. There is an intrinsic incompatibility between the United States completely abandoning its...

Turkish President Recep Tayyip Erdoğan began his third term in May 2023 with the appointment of Mehmet Şimşek as finance minister and the business executive Hafize Gaye Erkan as governor of the central bank. Both are widely acknowledged and experienced proponents of orthodox economics. The...

Since February 2022, Ukraine has been defending itself against yet another Russian war of aggression. Now that immediate support - military, diplomatic, financial and humanitarian - for Ukraine has improved, the country’s long-term security needs to be addressed. Looking ahead, security...

Direct negotiations on a ceasefire in Russia's war against Ukraine broke down within just a few months. Today, Moscow and Kyiv are pursuing diplomatic initiatives in order to shape the international context of the war in their favour. Russia’s war diplomacy aims to weaken the "collective West"...