The individual in international law — In general — Human rights and freedoms — Right to protection of marriage — Basic Law 1949, Article 6 — Alien seeking to avoid deportation — Whether danger to marriage justifies prohibition on deportation — Principle of proportionality — The law of the Federal Republic of Germany

The individual in international law — Aliens — Expulsion of — Right of expulsion — Deportation — Convicted criminal — Right of asylum — Basic Law 1949, Article 16(2) — Restrictive interpretation by reference to legislative history — Public order and security — Protection of marriage under Article 6 of Basic Law — Principle of proportionality — The law of the Federal Republic of Germany