By ERLIN, Jan. 8 — The European Commission agreed Thursday to revive planning for a conference on anti-Semitism that it suspended two days ago after accusations from European and American Jewish figures that some of its recent decisions were anti-Semitic themselves. The announcement seemed to put an end to an unusually public display of animosity involving charges of anti-Semitism made by leaders of Jewish organizations and an angry reaction by the president of the European Commission, Romano Prodi. The dispute involving Mr. Prodi, a high-profile European generally seen as friendly to Jewish interests, had threatened relations between Jewish organizations and...