court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g. , Ex pante McCardle , 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that

A] court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g., Ex pane McCardle, 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that

A] court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g., Ex pane McCardle, 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that

] court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g., Ex parte McCardle, 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that

] court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g., Ex parte McCardle, 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that

A] court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g., Ex pane McCardle, 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that

] court must first determine whether it has proper subject matter jurisdiction before addressing the substantive issues."); see also, e.g., Ex parte McCardle, 74 U.S. 506, 514 (1868) ("Jurisdiction is power to declare the law, and when it ceases to exist, the only function remaining to the court is that