Farmer protests spread across rural France; one dead in roadblock accident

French farmers expand roadblocks, causing traffic jams; unions demand lower costs and regulation. Outrage spills over from neighbouring countries as EU elections approach. President Macron's new prime minister, Gabriel Attal, faces his first major challenge. Convoys of tractors block roads, including A7 motorway. Woman killed in car accident at roadblock. Farmers protest price pressure from retailers and environmental regulation.