87 Articles on Nationality of Natural Persons in Relation to the Succession of States (With Commentaries), p 44, and see: Czech Republic: Act No. 40/1992 on the Acquisition and Loss of Citizenship of the Republic (repealed), 1 January 1993, available at: http://www.refworld.org/docid/3ae6b51a8.html, Art 6. 88 UNHCR, Good practices in nationality laws for the prevention and reduction of statelessness, November 2018, Handbook for Parliamentarians N° 29, page 29, available at: https://www.refworld.org/docid/5be41d524.html. 89 UNHCR, Tunis Conclusions. 90 UN General Assembly, Convention on the Reduction of Statelessness, 30 August 1961, United Nations, Treaty Series, vol. 989, p. 175, available at: https://www.refworld.org/ docid/3ae6b39620.html [accessed 18 July 2019]. 91 Vienna Convention on the Law of Treaties, opened for signature 23 May 1969, 1155 UNTS 331 (entered into force 27 January 1980). 92 UN High Commissioner for Refugees (UNHCR), Expert Meeting - Interpreting the 1961 Statelessness Convention and Avoiding Statelessness resulting from Loss and Deprivation of Nationality (Tunis Conclusions), March 2014, available at: https://www.refworld.org/docid/533a754b4.html, para 1. 93 See: CRC Arts 7 and 8, ICCPR Art 24, CEDAW Art 9, CRPD Art 18(2), CERD Art 5(iii) and International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families (CMW), opened for signature 18 December 1990, A/ RES/45/158 (entered into force 1 July 2003), Art 29. 94 Andrea Schlenker and Joachim Blatter (2014) Conceptualizing and evaluating (new) forms of citizenship between nationalism and cosmopolitanism, Democratization, 21:6, 1091-1116. 95 Maarten Vink, Gerard-Rene De Groot, Ngo Chun Luk, 2015, “MACIMIDE Global Expatriate Dual Citizenship Dataset”, doi:10.7910/DVN/TTMZ08, Harvard Dataverse, V3. 96 Ibid. 97 UNHCR, Tunis Conclusions, supra, para 32. 98 See, for example, the positive measures adopted by Kuwait, Saudi Arabia and Bahrain which ensure that a woman cannot lose her nationality in connection with changes in her marital status or her husband’s citizenship, if such loss would render her stateless. 99 100 UN Human Rights Council, Human rights and arbitrary deprivation of nationality: report of the Secretary-General, HRC/25/28, para 16. UNHCR, Tunis Conclusions, supra, para 62. 61