Translation of "That" in English

26 dramatic lives that reflect a tumultuous age…

26 dramatic lives that reflect a tumultuous age…

The royalists had promised Davout that his officers would not be prosecuted for

The royalists had promised Davout that  his officers would not be prosecuted for  

Later accepting that he must abdicate, Davout ensured Napoleon's safe passage to the coast,

Later accepting that he must abdicate, Davout  ensured Napoleon’s safe passage to the coast,  

先行詞がthis,that,these,thoseの場合はwhichを用いるのが普通です。

When the antecedent is this, that, these or those it is usual to use 'which'.

thatには、主格、目的格の２つしかなく、格による形の変化はない。

'That' has only the two cases, nominative and objective, and it does not inflect depending on the case.

関係代名詞のthatは、主格、目的格の2つであり、所有格はありません。

The relative pronoun 'that' has two states, a nominative case and objective case, but there is no possessive case.