You can never be to prepared when it comes to attending a protest or demonstration, things can switch up within a second and it helps to be vigilant and well prepped for any and all eventualities, here are some tips on how to stay safe while marching
Research the purpose, route, and expected turnout of the demonstration. Understand the goals and rules of the event. Be prepared for large crowds, those participating and the ones not participating and know this may affect transportation and access to the location before and after the event. Prior to arriving at the protest, alert friends or a family member you are going and know how and when you plan to get home. Stay informed and stay up to date with news and updates about the event, including any changes to the route or schedule. Be aware of your surroundings know at least different ways to get out of the crowd and to safety.