Relationships have c. 5 stages. Those stages are divided into Romance stage, Power Struggle stage, Stability stage, Commitment stage, and Bliss stage. Let's take a look at every stage.
Romance stage: As the name suggests, is the stage when the couple falls in love, imperfections are not taken very seriously and similarities are the driving force to bound this stage together.
Power struggle stage: The partner's imperfections become more important and the main characteristic of this stage is the attempt to change each other's behavior. Most couples don't have the balance in this stage and get stuck in this stage.
Stability stage: As the name suggests again, the couple that survived the last stage learned how to deal with differences and accepted them.
Commitment stage: It advocates that you and your partner have mastered how to build a relationship together. Despite the goals and the outcomes you, as a couple, will stay together.
Bliss stage: The acknowledge that the couple represents a team.