Analysis Summary:

The article appears mostly accurate based on the provided sources. The key claim about a power outage affecting Spain and Portugal is widely supported. There is minimal apparent bias, with the article presenting information in a relatively objective manner.

Detailed Analysis:

• Claim:** Millions on the Iberian Peninsula were left without power for hours on Monday afternoon into the evening.
  • Verification Source #1, #2, #3, #4: These sources all confirm a major power outage in Spain and Portugal on Monday. While none explicitly state "millions" were affected, the term "widespread" and "massive" suggests a large number of people were impacted.
  • Verification Source #5: Does not directly confirm the number of people affected.

Supporting Evidence/Contradictions:

• Verification Source #1: Confirms the power outage and that officials are investigating the cause.
• Verification Source #2: Confirms the power outage affected Spain and Portugal and mentions potential issues with the European electric grid.
• Verification Source #3: Confirms the power outage affected Spain, Portugal, and smaller portions of France.
• Verification Source #4: Confirms the power outage affected large portions of Spain and Portugal.
• Verification Source #5: Provides data on flight cancellations in Barcelona and Madrid, indirectly supporting the claim of disruption caused by the power outage.
• Agreement:** All sources agree on the occurrence of a significant power outage in Spain and Portugal.
• Disagreement:** None.
• Lack of Coverage:** The exact number of people affected ("millions") is not explicitly confirmed by any single source, but the widespread nature of the outage suggests a large impact.