Analyze GR No 252578- Atty Howard Calleja et al vs Executive Secretary et al on the following dimensionsIssues Preliminary and Substantive

Preliminary Issue: Whether or not the petitioners have standing to file the petition.

Substantive Issues:

1. Whether or not the declaration of martial law and the suspension of the privilege of the writ of habeas corpus in Mindanao is constitutional.
2. Whether or not there is sufficient factual basis for the declaration of martial law and the suspension of the privilege of the writ of habeas corpus in Mindanao.
3. Whether or not the extension of martial law in Mindanao is constitutional.
4. Whether or not the government's implementation of martial law and the suspension of the privilege of the writ of habeas corpus in Mindanao violates human rights and international humanitarian law.
5. Whether or not the government's failure to submit regular reports to Congress on the implementation of martial law and the suspension of the privilege of the writ of habeas corpus in Mindanao violates the Constitution and the requirements of the Supreme Court.