Final answer:
Canadian employment insurance was introduced by the federal government in 1940, marking an important step in the development of the country's social safety net.
Step-by-step explanation:
The employment insurance program was introduced by the Canadian federal government in 1940, under the Unemployment Insurance Act. It was a milestone in Canadian social policy, laying the foundation for the social safety net that Canadians benefit from today. The program helps individuals who have lost their jobs by temporarily providing financial assistance. Over time, the program has evolved, changing names and extending benefits to meet the changing needs of the workforce.