Action Comics #720 1996

Action Comics #720, titled 'Love Breaks,' presents a pivotal moment in Superman's personal life as Lois Lane breaks off her engagement to Clark Kent. The story delves into the emotional complexities of their relationship, with Lois expressing concerns about always being secondary to Superman's responsibilities. This issue also marks the first appearance of Admiral Koonz, who steals a new warship, with Mister Mxyzptlk subtly influencing events. Collectors find this issue notable for the dramatic and significant shift in the iconic couple's romantic dynamic.