TASK DEFINITION: In this task, you are given a sentence in the Japanese language and your task is to convert it into the English language. In translation, keep numbers as it is and make it sentence case (capitalize only the first word of each sentence and noun).
PROBLEM: 書簡に答えて、首相官邸のスポークスマンは、「今日西側に影響を及ぼしているテロリズムが数十年にわたってイスラムの国々を荒廃させたのを、我々は常に思い出さなければならない」と述べた。

SOLUTION: In a response to the letter, a 10 Downing Street spokesman said: "We should always remember that the terrorism affecting the West today has blighted Muslim countries for several decades.

PROBLEM: これは、イランがホルムズ海峡で行う、一連の主要な海上訓練の1つに過ぎない。

SOLUTION: This is only one in a series of major naval drills held by Iran in the Strait of Hormuz.

PROBLEM: 最も深刻な事件は、ロシアのジェット戦闘機が２００５年１０月にリトアニアで起こした衝突に関係している。

SOLUTION:
The most serious such incident involved the October 2005 crash of a Russian jet fighter in Lithuania.