Citation Hunt

The Wikipedia snippet below is not backed by a reliable source. Can you find one?

Click I got this! to go to Wikipedia and fix the snippet, or Next! to see another one. Good luck!

In page Gallipoli:

"

The campaign was the first major military action of Australia and New Zealand (or ANZACs) as independent dominions, setting a foundation for Australian and New Zealand military history, and contributing to their developing national identities.[2][3] The date of the landing, 25 April, is known as "ANZAC Day". It remains the most significant commemoration of military casualties and "returned soldiers" in Australia and New Zealand.[citation needed]