Nursing union leader calls on Sunak to intervene as biggest NHS walkout in history begins Posted on February 6, 2023 By Charlielikes A nursing union leader is calling on the prime minister to intervene as the biggest NHS walkout in history gets under way. news Tags:– as, ‘to, begins, biggest, calls, history, in, intervene, leader, news, nhs, nursing, on, sunak, topnews, trending, union’., walkout