The British foreign secretary has summoned the French ambassador over “disappointing and disproportionate threats” relating to post-Brexit fishing rights, following the detention of a British trawler. Talks are currently underway over France’s claim that Britain has been unfairly refusing licences for their fishing boats. Earlier this week French ministers upped the ante in the long-running tussle, saying they would block British boats, and tighten checks if an agreement is not reached by Tuesday, Nov. 22. They have also threatened to cut the electricity supply to the Channel Islands. In a rare step between allies, foreign secretary Liz Truss summoned Paris’s ambassador to the UK, Catherine Colonna, for talks “to explain the disappointing and disproportionate threats made against the UK and Channel Islands.” The two will talk late on Oct. 29. On Oct. 27, scallop vessel Cornelis Gert Jan was ordered to divert to the port of Le Havre after the French …