States as international persons — State succession — International conventions — State practice as evidence of applicability of conventions — Hague Conventions relating to Civil Procedure, 1905 and 1954 — Whether applicable to Morocco following independence — Whether France and Spain intended Conventions to apply to Moroccan territory — The law of the Netherlands

The individual in international law — Aliens — Position of — Treatment by and responsibilities of the receiving State — Foreign national as plaintiff before municipal courts — Whether can be required to give pre-trial security for costs — Hague Conventions relating to Civil Procedure, 1905 and 1954 — Morocco-Netherlands Convention on the Recruitment of Moroccan Workers, 1969 — The law of the Netherlands