Gallery related to the article I managed to create a gallery and show it under a page (creating a view of type page).

What I really need is having one different gallery associated for each article, so I created a view of type "block", but the showed gallery is always the same, while it should related to the current article.
You need to add to your view the Contextual Filter: Content: NiD

Click Provide Default Value and select Content ID from URL