What does the word justified means, for example in this question "were the american colonists justified in waging war and breaking away from britain? tell me what does this mean , i need

because of all the immigration, america became one big melting pot. the diversity of cultures from all over the world made america somewhat divided as well. people that immigrated stayed with their kind, and their traditions, while native born americans stayed with their kind and their traditions. normally, people born in american scorned the immigrants as well. the new religions also divided america. in summary, it took away from the american culture and identified america as the "melting pot."

well if you have a lion for example it will kill you and that's why you shouldn't have and exotic animal