- When the European ordinary people involved themselves into European development history, and key events about them.
战争, 政治, 哲学; 过去, 现在, 未来;
仅限中文文献：春秋时晋国客卿发展史料: 关注重点： 重耳出逃背景 晋国君排斥王室公卿的背景 客卿壮大史料 导致…
3-02 How do evalute the historical significance of the …
Important nodes and bifurcation points in the history o…
中文历史文献：明朝改土归流史料 包括各类县志，州志记录；军事行动史料；官员叙事；等。
Historical references about Jeanne d’Arc / Joan o…
The background reference about “The Great Charter…