Ed Miliband delivering NHS speech General Election 2015

The transcript outlines Labour's plan to improve the NHS by emphasizing care, compassion, and cooperation, opposing Tory policies, and repealing the Health and Social Care Act. It highlights the historical significance of the NHS and calls for collective action to support it. The story of young activist Chardonnay Morton is shared as an example of grassroots involvement.

What does the speaker mean by saying 'we must answer the call as previous generations did'?

What is the significance of Chardonnay Morton mentioned in the speech?