21. Mueller and Mazaheri were expected to sign a bilateral treaty on investment rules later Saturday. 22. The two countries have been at loggerheads for months over an existing 1952 bilateral treaty . 23. His job is to negotiate complex bilateral treaties between the United States and foreign governments. 24. The basic bilateral treaty was approved by a vote of 244-49, with 53 deputies abstaining. 25. The Austrian Foreign Ministry lists the bilateral treaties with Israel ( in German only ). 26. However, it participates in the Schengen Area and the European Single Market through bilateral treaties . 27. The bilateral treaties , are to be initialed next week. 28. US officials reiterated Monday that Washington has no intention of discussing a bilateral treaty with Pyongyang. 29. Putin, however, has pushed for a formal agreement, possibly in the form of a bilateral treaty . 30. Earlier, however, Hungary failed to reach agreement with another neighbor, Romania, on a similar bilateral treaty .