Money is one of the biggest sources of tension in relationships. When finances are stable, couples may find it easier to plan their lives, support each other and deal with everyday responsibilities. But when money becomes tight, even a relationship that once appeared strong can begin to struggle. For some couples, financial pressure exposes problems that were already present; for others, the pressure itself creates new disagreements.
When bills become a source of conflict: rent, food, transport, school fees, family responsibilities and unexpected expenses can quickly put pressure on a couple. Arguments may begin over who should pay certain bills or whether one partner is contributing enough. In Nigeria, where many households are dealing with rising living costs, financial pressure can become particularly difficult for young couples and unmarried partners trying to build a future together. Source: https://yaroinsider.ng/why-relationships-end-money-problems/