The Rebbe expresses disappointment that nothing is mentioned about the 12th of Tamuz.

He rhetorically asks whether the sacrifices made in the past and the miracles that we experienced were intended only to address mundane financial needs, rather than leaving some mark of redemption within 48 hours of the 12th of Tamuz. https://www.torahrecordings.com/rebbe/igroskodesh/011/010/3648