Why are some divorce cases happening suddenly?

A BBC report sheds light on the phenomenon of sudden divorce and its psychological and social causes.
Translated by Qiyas from القبس — Original source
One spouse may wake up to an unexpected reality after the other decides to end the marriage without prior discussion or clear attempts to save the relationship, finding themselves facing a sudden divorce with no understanding of its causes and no opportunity to prepare. This phenomenon, which psychologists term “sudden divorce,” has recently become the subject of increasing discussion regarding the nature of romantic relationships and marriage in the modern era. The British Broadcasting Corporation (BBC) published a report highlighting this phenomenon, drawing on the experiences of individuals who ended their marriages unexpectedly and the views of psychology experts, in an effort to identify the reasons that drive one party to leave without warning.
Experts suggest that secrecy and a lack of candor can leave one spouse unaware of a genuine crisis, particularly when the other partner struggles to express their feelings or confront conflicts, choosing instead to withdraw rather than engage in discussions that may be painful or complex. Additionally, individuals with an avoidant attachment style tend to distance themselves emotionally, avoid direct communication, and make decisive choices without involving their partner in the discussion.
The causes are not limited to poor communication; high emotional expectations can also intensify feelings of disappointment when the marriage fails to match the idealized image constructed by one partner. Furthermore, the belief that a better partner or more satisfying romantic opportunities exist can diminish the desire to repair the relationship, making separation appear easier than putting in the effort to save the marriage.
Psychological explanations also indicate that violence or a desire for control and dominance may prompt one spouse to leave suddenly. In such cases, an unannounced separation may serve as a necessary means of escaping an unsafe relationship.
Shifts in modern relationships further illuminate this phenomenon; specialists note that dating apps and the abundance of available options can create a persistent sense that a better partner is always attainable. This undermines commitment to long-term relationships and makes it harder to feel satisfied with one’s romantic choice.
The repercussions of sudden divorce do not end with the dissolution of the marriage. The absence of explanation or preparation time can amplify psychological shock, leading to grief, sleep disturbances, and diminished self-confidence and trust in others. It also creates practical difficulties related to housing, financial situations, and child care. Experts warn that experiencing a breakup without clarification of reasons can leave effects that extend into future relationships, as individuals may become more skeptical of others’ intentions and less capable of feeling emotional security.
Nevertheless, the end of a relationship does not necessarily mark the end of happiness prospects. Some who have undergone sudden divorce have found that they were later able to overcome its effects and build a more stable life.
Open communication, investment in the relationship, and mutual effort remain among the most prominent factors in helping to protect marriage. Successful relationships do not endure on their own; they require continuous attention and commitment.