I think all genuine peaceful demonstrations get hijacked by extreme factions both left and right
the 'yellow vests' get support from all sorts of interest groups, left, right, centre, old, young, anarchists, marxists, football hooligans etc.
Macron is asking for troubles recently. He cuts taxes for the rich and put up taxes for the JAMs.
Among their demands:
- zero SDF (sans domicile fixes, get rid of homelessness)
- minimium wage 1,300 Euros monthly take home pay
- stop the development of commercial centres
- build 5 millions more eco homes for the JAMs
- large internet companies (McDonald, Amazon, Google, FB, Ebay etc) to pay their fair taxes
- end of the SRI, same social security regime for the self employed
- end of the point system for pensions
- stop further taxes on fuel
- minimum pension at 1,200 Euros per month
- union reps get to have same holiday, lunch, transport benefits as regular workers
- stop companies moving their factories to cheaper states or cities.
- force all employers to pay the same social charges for zero hours contracts as regular workers
- stop large companies to employ workers under fixed term contracts
- force French government to develop transports running on hydrogen, not electric.
- force French government to deal with the causes of migrations
- forced repatriation of failed asylum applicants
- applicants for the French citizenship must sit exams for reading, writing, French history and culture
- curb maximum salary to 15,000 Euros a month
- state to provide employments of last resort to all job seekers
- curb rent rise for students and essential workers
- stop selling national assets
etc..
The list goes on for a couple of pages...