I'm making an android app, which is currently showing a dialog (basically a popup window) when the app is being started, which shows the disclaimer, and the user can't skip it unless they press a button with the text "Agree".
These guidelines says you shouldn't put a link to another activity/page in the app from a dialog:
(From the design guidelines for dialogs)
Dialogs generally should not include more than two actions.
A third action such as “Learn more” that navigates away from
the dialog or app leaves the current task and decision in an