This pattern is used to indicate that something has led to a certain outcome or point, often after a process or series of events. It is quite formal and is common in written reports, news, or academic contexts. When used with a verb, it often describes the culmination of actions or events, as in 'come to do' or 'end up doing'. With a noun, it means 'leading to' or 'resulting in' that noun.

Unlike more casual expressions like 〜ことになる, に至る emphasizes the significance or gravity of the outcome, often implying a long or notable process. It is rarely used in everyday conversation; you will mostly encounter it in news articles, official documents, or formal speeches.

Note that the past form に至った is more common when describing something that has already happened, while に至る can be used in present or future contexts, such as in newspaper headlines or essays.