In 1920 the first international Workcamp was organized. On the former battle field of Verdun. The first act of peace through volunteering. After one hundred years, European nations live in co-existence. It’s time to remember the basic principles on which the Workcamps were established. Peace, solidarity, intercultural understanding, cooperation between nations. Year 2020 brings unique chance to promote the values on which modern Europe stands on.European leading experts in international volunteering join their forces for using the 100th anniversary of international Workcamps to promote the values of international volunteering, as well as empowering its impact. Objective of The 100th Preparation project is to share good practices, know-how and experiences, in order to create Action Plan for implementing new innovative tools and methods for mobilization of young people to get involved in voluntary activities.Six organizations from different countries of Europe (France, Czech Republic, Germany, Belgium, Italy, Serbia) teamed-up for this project. The project consists of one transnational meeting which will create the space for setting up the cooperation between the partners. All participating organizations will then work together, to assemble the Action Plan.The Action plan, as the main outcome of the project will be put into practice of participating organizations after completion of this project. All shared ideas, tools, practices and methods will be presented to entire movement of international Workcamps, so we can all use the power of 100th anniversary to promote the values of modern Europe, whose foundation was made in 1920 in Verdun.