UK Visa and Immigration has had many problems including racially discriminatory practices, bad decision making, poor service, and a hostile environment.
Immigration news
Under Trump yet another bureaucratic burden when applying for a US non-immigrant or immigrant visa. Students and others need to provide Social Media names.
UK visa category Tier 1 post study work was very popular in the past. If brought back may help to deal with skills shortages after Brexit.
US T and U visas that can help victims of human trafficking are currently not being processed due to changes by the Trump administration.
More than half of appeals against Home Office decisions are overturned on appeal. Serious allegations of racial discrimination against UK Visa and regulators.
Whatever Trump may wish for the specific cap on H1B visas for Indians will most likely never happen. Cap would increase skills shortages in the US.