Timeline: How Humza Yousaf blew up his leadership in 5 days POLITICO EuropeScotland’s leader Humza Yousaf resigns after a year in power, throwing his pro-independence party into chaos CNNWho is Kate Forbes, potential SNP leader? BBC.comThe wider lessons of Scotland’s political turmoil The EconomistThe old progressive politics is dead – Humza’s resignation proves it The Telegraph