Demonstrators are expected to turn out in large numbers, with tens of thousands anticipated. The protests involve high school students and France's trade unions, who are rallying for better conditions. A wave of protests has been marked by clashes with police.

Further details about the demonstrations and the conditions being protested are available from the source. The expected number of demonstrators suggests a significant turnout.

The protests are part of a larger movement, with trade unions joining the high school students. The source provides more information about the demonstrations and the issues being protested.