China's compliance with selected fields of international law
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source of rich but depleting fishing stocks and significant proven and estimated oil and gas deposits;
an area with deep water useful for the development of Chinese naval power; and an increasingly
militarised space in the context of growing Sino-US strategic rivalry. Uncertainty about rights in the
region is in part a legacy of World War II, and the loss of, and competing claims to, former Japanese
territory there.
China's claims in the South China Sea, which it says
derive from historic precedent first asserted by
the RoC, take the form of a 'nine dash line' that runs close to the borders of all the other
neighbouring states, and sweeps up the majority of the sea, including its most important maritime
features: the Pratas Islands (occupied by Taiwan, but claimed by China) in the north-east; the Paracel
Islands (occupied by China, but claimed by Vietnam and Taiwan) to the west; the Macclesfield Bank
(unoccupied, but claimed by China and Taiwan) as well as the Scarborough Shoal (unoccupied, but
claimed by China, Taiwan and the Philippines) in the centre; and the Spratly Islands in the sea's
south. The case of the Spratly Islands is the most complex: they are occupied in part by China,
Malaysia, the Philippines, Taiwan, and Vietnam, but claimed in their entirety by China, Taiwan and
Vietnam, and in part by Brunei, Malaysia, and the Philippines. China's claims are the most extensive
of all the sea's bordering states, and contested in the form of multiple overlapping claims by the
other states. China, Vietnam and the Philippines have also reclaimed land and
built military facilities
of varying degrees of sophistication on some of the occupied islands and reefs.
In 1996, China ratified the 1982 United Nations Convention on the Law of the Sea (UNCLOS), which
sets out criteria and an arbitration mechanism for resolving conflicting maritime rights claims, but
not territorial disputes specifically. China's rival claimants in the region have also ratified UNCLOS.
UNCLOS introduced new rules for determining the economic rights linked to specific maritime
features, which China incorporated into its 1992
Law on the Territorial Sea and the Contiguous Zone
as well as its 1998 Law on the Exclusive Economic Zone, while continuing to maintain its more
extensive 'nine dash line' claims. While China did not expressly rule out international arbitration
when ratifying UNCLOS, in practice it has resisted attempts to have its conflicting claims in the South
China Sea adjudicated by international tribunals. This contrasts with the approach taken by Malaysia
and Indonesia, and Malaysia and Singapore, which brought UNCLOS cases before the International
Court of Justice in 2002 and 2008 respectively, ultimately complying with the ICJ rulings.
In 2002, China, together with the Association of Southeast Asian Nations (ASEAN), signed the
Declaration
on the Conduct of Parties in the South China Sea, thereby committing to the peaceful
resolution of disputes through negotiation. However, China (along with other signatories) has since
violated this commitment, for example by forcibly expelling the Philippines from the Scarborough
Shoal. In January 2013, the Philippines became the first South China Sea state to initiate arbitral
proceedings against China, at the Permanent Court of Arbitration (PCA) in The Hague, under
UNCLOS Annex VII. China dismissed the Philippines' case, and refused to participate in the
proceedings, instead issuing a position paper arguing that the PCA tribunal set up to hear the case
lacked jurisdiction. The PCA ruled against China, determining, inter alia, that there was no legal basis
under UNCLOS for China's 'nine dash line' claims, and that China had encroached on the Philippines'
rights. Several other countries, including the United States (which has not itself ratified UNCLOS)
and Japan, have called on China to comply with the ruling, but China continues to reject its validity
and force, and to advance its maritime and territorial claims in the South China Sea.
Maritime and territorial disputes in the East China Sea
In addition to its maritime and territorial disputes with south-east Asian neighbours in the South
China Sea, China also contests rights in the East China Sea, vis-à-vis Japan, which in turn also disputes
such rights with South Korea. There, too, the three parties' UNCLOS-derived maritime claims to
exclusive economic zones (EEZ) partly overlap.
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The disputed areas are: Dokdo/Takeshima which is
administered by South Korea and claimed by Japan; and Senkaku/Diaoyu, which are administered
by Japan and claimed by China and Taiwan. As is the case in the South China Sea, the post-WWII
settlement of Japan's territorial losses complicates the resolution of the competing claims. Japan