How to engage in encampments and movements of social activism as Muslims?

{ مِنَ الۡمُؤۡمِنِیۡنَ رِجَالٌ صَدَقُوۡا مَا عَاہَدُوا اللّٰہَ عَلَیۡہِ ۚ فَمِنۡہُمۡ مَّنۡ قَضٰی نَحۡبَہٗ وَمِنۡہُمۡ مَّنۡ یَّنۡتَظِرُ ۫ۖ وَمَا بَدَّلُوۡا تَبۡدِیۡلًا ۙ } [Surah Al-Aḥzāb: 23]