Normally through media, i,e; News paper, radio...etc
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Newspapers and radio announcements
Newspaper, also word-of-mouth and town meetings. Or, they could write to any soldiers they knew, but that information would be even more dated by the time the letter got there and back. I suppose the telegraph and telephone came in handy, too.
Throughout history our world has been troubled with war and consequent famine. In order for the country and there leaders to find people to find in the war, many would initiate a draft. Both World Wars had to recruit thousands of young, able-bodied men to fight for there country.
No, many more people died in World War 2 than world war 1. It is estimated that 16 million people died in World War 1, and around 60 million in World War 2.World War II was no where near as violent as World War I, but yes, more people died in World War II.
They cooked for the people at World War 1