What is conflict?

Conflict is a disagreement between people. It is an active disagreement. They start a conflict because of their opinions towards something. Opposing opinions. Conflict involves threat to something like needs, interests etc. 

Types of conflict:

1. Interpersonal conflict: It is between to individuals

2. Intrapersonal conflict: It occurs within an individual

3. Intragroup conflict: It happens among individuals within a team

4. Intergroup conflict: It happens among different teams within an organization

http://dictionary.cambridge.org/dictionary/english/conflict

https://www.ohrd.wisc.edu/onlinetraining/resolution/aboutwhatisit.htm

http://www.typesofconflict.org