European nations had long kept Taiwan at arm’s length, wary of provoking Beijing, which opposes contact with the island it claims as its territory.

But an unusual flurry of diplomatic activity suggests a subtle shift may be underway in Europe, driven in part by the region’s growing frustration over China’s aggressive posture.

Two weeks ago, Taiwan’s foreign minister, Joseph Wu, went on a charm offensive in Europe, stopping in Brussels for unprecedented, though informal, meetings with European Union lawmakers. The European Parliament overwhelmingly backed a resolution calling for stronger ties with Taiwan, which it described as a "partner and democratic ally in the Indo-Pacific.”