The phrase "an array of crises" is correct and usable in written English.
It can be used to describe a variety of simultaneous or interconnected problems or emergencies.
Example: "The country is facing an array of crises, including economic instability, political unrest, and environmental disasters."
Alternatives: "a series of crises" or "a range of crises".
Truman was admired for his decisiveness in confronting an array of crises, for being a president who tried to tackle the pressing moral and international problems of the day.
The war drew global attention, but an array of crises in its aftermath — Ebola, Ukraine, the growing reach of the militants of Islamic State — have taken the spotlight.
Germany's economic dominance has made Merkel the most important leader in Europe, and she won plaudits for her calm handling of an array of crises, from the threat to Europe's common currency to Russian aggression in Ukraine.
It was the deal of the week — a possible $13 billion settlement between JPMorgan Chase and the Justice Department to resolve an array of crisis-related mortgage cases.
Both China and the U.S. face enormous challenges at home, common security problems, and an array of international crises that could really use the coordinated efforts of two superpowers.
At the same time, our individual and collective capacities for resilience are becoming more germane, as we seek to live with an escalating array of crises and catastrophes.
At many companies, more planning was also devoted to anticipating a widening array of crises that business travelers can confront -- terrorism, crime, natural disasters, epidemics, civil or labor unrest, accidents -- as corporate travel expands increasingly into remote and unstable parts of the world.
Instead, they are "gladiators in suits" who mollify or avert a wide array of crises.
Aden has seen much hardship during this war – fighting, frequent fuel crises, an array of newly empowered armed groups, arbitrary arrests and enforced disappearances.
Instead of rationalization and hand-wringing, Mr. Reid offers an array of possible solutions for our crisis.
Although every industry has its predictable crises, in my field of crisis management, the airlines industry is known for having one of the most predictable array of crises, which makes crisis preparation relatively easy, if gruesome.
