Bankrupt battery maker Northvolt had relationships with some of the best-known electric-aviation start-ups. Whether its financial troubles will impact its aerospace ambitions remains unclear

Beleaguered Swedish battery manufacturer Northvolt announced on Thursday that it was filing for bankruptcy in the U.S., striking a blow to Europe’s ambitions for homegrown lithium-ion batteries.

The company’s woes are symptomatic of a wider malaise among companies that make batteries for electric vehicles.

Northvolt, a major Swedish battery maker, filed for bankruptcy in the U.S., seeking to restructure the debt it had taken on to pay for its rapid expansion.

Northvolt transformed in a matter of months from Europe's best shot at a homegrown electric-vehicle battery champion to a struggling company.

Northvolt's financial collapse deals a blow to Europe's plan to set up its own battery industry to power electric cars, stirring a debate about whether it needs to do more to attract investment as startups struggle to catch up with Chinese rivals.

Sweden’s ambitions of having a strong electric vehicle (EV) battery industry are overshadowed by the financial collapse of battery maker Northvolt. Last month, Northvolt summarily rejected the headhunter’s scheme and filed for Chapter 11 bankruptcy protection in the United States,

By Marie Mannes, Alessandro Parodi, Stine JacobsenSTOCKHOLM/GDANSK (Reuters) -Northvolt's financial collapse deals a blow to Europe's plan to set up its own battery industry to power electric cars, stirring a debate about whether it needs to do more to attract investment as startups struggle to catch up with Chinese rivals.