General Confederation of Greek Labor (GSEE), civil servants’ federation ADEDY and other labor groups meet to discuss government’s proposals for changes in working hours.

Athens-Piraeus Prefectural Committee meets to discuss park areas in Attica. At the National War Museum.

Deputy Foreign Minister Yiannis Valinakis to attend extraordinary meeting of foreign ministers of the European People’s Party in Brussels.

First Northern Greece Security Forum on “Electronic Crime: Computer and Telecommunication Systems Security,” at the Capsis Hotel in Thessaloniki. To Wednesday. Tel. 210.810.4770-5.

Prime Minister Costas Karamanlis to meet with European Commission President Jose Manuel Barroso in Brussels.

Deputy Foreign Minister Yiannis Valinakis to attend EU foreign ministers meeting in Brussels. To Thursday.

British Embassy holds a conference on “Sustainable Tourism.” Aegean and Island Policy Minister Aristotelis Pavlidis will attend. Tel. 210.727.2658.

Left Coalition Synaspismos holds an international meeting at the National Research Foundation as part of party’s campaign for the European Constitution. Party chairman Alekos Alavanos will speak.

General Confederation of Greek Labor (GSEE) and Civil Servants’ Association (ADEDY) stage a four-hour work stoppage from noon until 4 p.m. At 1 p.m. protesters will demonstrate at the Pedion tou Areos.

Communist-led unions stage nationwide, 24-hour strike and rallies; in Athens a demonstration will start at noon at Kaningos Square. Bank employees to stage a 24-hour strike over pension fund reform.

Cotton producers from Larissa to demonstrate outside the Agriculture Ministry.

Cramming-school teachers stage a 24-hour strike over financial and institutional demands. At 10.30 a.m., protesters will march to Education Ministry.

Hellenic Post employees stage 24-hour strike.

First Greek fashion week to take place at the Zappeion Hall, organized by the Hellenic Fashion Designers’ Association (HFD) under the auspices of the Municipality of Athens. To Sunday.

International Exhibition on Education opens at 10 a.m. at the Piraeus Port Authority (OLP). The exhibition is co-organized by the Municipality of Athens and Piraeus. To Sunday. Tel. 210.922.1254.

Communist Party stages “anti-imperialist” rally, starting at the Old University of Athens at 7 p.m.

Technical Chamber of Greece (TEE) holds a conference on “Atmospheric Quality in Urban Areas — New Standards and Perspectives,” at 9.30 a.m., Villa Kazouli, Kifissia. Tel. 210.329.1508 or visit www.tee.gr.

University of Ioannina hosts a congress on “Education and the Family,” at the university’s premises. To Sunday. Tel. 26510.957.90-1.

Prime Minister Costas Karamanlis visits Berlin. He is expected to meet with German Chancellor Gerhard Schroeder.

Economy and Finance Minister Giorgos Alogoskoufis to attend extraordinary Ecofin meeting in Brussels.