Declaration of Judge Kooijmans

"the Philippines may not introduce a new case before the Court nor
make comprehensive pleadings thereon, but must explain with suj$-
cient clurity its o1c.nclaimof sovereignty in North Borneo and the
legal instruments on which it is said to rest" (emphasis added).

This requirement is in conformity with the objects of the intervention

Separate opinion of Judge Koroma

SEPARATE OPINION OF JUDGE KOROMA

Doiiht ubo~if Court's interpretationof'"clc~c~i.sioinn" Article 62 to irrc.luc/~>
"reasoning". S1ic.hhrou(1crintcrprctcition nluy prclvcnt Cour,fio/per:firrning
jzidiciul filnctioti \vit11respclc,tto pur~icruse h<fii.rit- No cornpc~lling
reuson to trciopf)vider intcrpt.rtution (?/'Art62.e

1. Although 1 have voted in favour of the Judgment, 1 cannot, how-
ever, express unqualified adherence to some of the positions taken in the

Declaration of Judge ad hoc Gaja

934

DECLARATION OF JUDGE AD HOC GAJA

While I fully agree with the operative part of the Judgment, I do not
share the view that there is no “extant dispute” between the Parties on
the question of sovereignty over the islands of San Andrés, Providencia
and Santa Catalina and that therefore the Court does not have jurisdic-
tion on the basis of the declarations made by the Parties according to

Dissenting opinion of Judge Bennouna

923

DISSENTING OPINION OF JUDGE BENNOUNA

[Translation]

The not exclusively preliminary character (Rules of Court, Art. 79, para. 2)
of the objection raised by Colombia on the basis of Article VI of the Pact of
Bogotá, excluding matters governed by agreements or treaties in force — The
validity of the 1928 Treaty between Colombia and Nicaragua — Consideration
of the issue of the invalidity of the 1928 Treaty, allegedly signed under coercion,

Separate opinion of Judge Abraham

903

SEPARATE OPINION OF JUDGE ABRAHAM

[Translation]

Agreement with the part of the Judgment dealing with the various aspects of
the dispute other than sovereignty over the three islands — Disagreement as to
this last aspect — Main difficulty in the case: drawing the line between those
issues appertaining to the preliminary phase and those which cannot be decided
until after the proceedings on the merits — Unusualness, in this regard, of the

Declaration of Judge Tomka

898

DECLARATION OF JUDGE TOMKA

Two bases of jurisdiction of the Court.
Objection to the jurisdiction under the Pact of Bogotá — Was the 1928
Treaty in force when the Pact of Bogotá was concluded? — Alleged manifest
violation of the Constitution as a ground for invalidating the Treaty — Impact
of the subsequent conduct of the Party on its right to invoke the alleged manifest

violation of the Constitution as a ground for invalidating the Treaty.

Declaration of Judge Simma

893

DECLARATION OF JUDGE SIMMA

Jurisdiction of the Court within the system of the Pact of Bogotá: difference
between Nicaragua not being allowed anymore to assert the invalidity of its
1928 Treaty with Colombia due to its past behaviour and the Treaty being
“valid and in force” in 1948 — The provisions of the Pact and the declarations
made under the optional clause representing two distinct bases of the Court’s

Links