The US and China are engaged in a bitter fight over Huawei, the Chinese telecommunications giant. The US has blocked Huawei from its markets and is restricting its access to US technologies and suppliers that have helped it become one of the great world companies. China has responded by threatening to introduce measures against US ...

The United Kingdom’s historic decision to leave the EU has stunned Brussels and sent shock waves through Europe. The Scottish government has threatened to hold a second referendum on independence, jeopardizing the kingdom’s unity. And in Ireland, the vote threatens to derail a fragile peace process and undermine a recent economic recovery. Over the past ...