Gemara:

Gittin,  Yoma 

Halacha:

Beit Din,  Kiddush Hashem,  Rabbinic Laws,  Three Weeks 

Machshava:

Beit HaMikdash,  Ethics,  Galut,  General,  Leadership,  Rabbinic Authority 

Holidays:

Nine Days,  Taaniot (fasts),  Tisha Bav 

Personalities:

Rav Kook 

Description

An analysis of the end of the gemara about Kamtza and Bar Kamtza followed by its applications in practical Halachic decisions of Rav Moshe Feinstein, the Sridei Eish, and Rav Kook.